// Toggle Blurbs
// Michael McKennedy 2009
// McKennedy.org
//
// if there are more than 2 blurbs then the maxBlurbs variable must be set on the .html page, this keeps IE from displaying an object error warning
// currently the max number of blurbs cannot be greater than 10

function toggleDiv(whichLayer)
{

	if (whichLayer == 'blurb1') {
		document.getElementById('blurb2').style.display = "";
		document.getElementById('blurb1').style.display = "none";
	}

	if (maxBlurbs == 2) {
		if (whichLayer == 'blurb2') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
		}
	}
	
	if (maxBlurbs == 2) {
		if (whichLayer == 'blurb2Less') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
		}
	}
	
	if (maxBlurbs > 2) {
		if (whichLayer == 'blurb2') {
			document.getElementById('blurb3').style.display = "";
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
		}
	}
	
	if (maxBlurbs > 2) {
		if (whichLayer == 'blurb2Less') {
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
		}
	}

	if (maxBlurbs == 3) {
		if (whichLayer == 'blurb3') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
		}
	}
	
	if (maxBlurbs == 3) {	
		if (whichLayer == 'blurb3Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "";
			document.getElementById('blurb3').style.display = "none";
		}
	}
	
		if (maxBlurbs > 3) {
		if (whichLayer == 'blurb3') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "";
		}
	}
	
	if (maxBlurbs > 3) {	
		if (whichLayer == 'blurb3Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
		}
	}
	
	
	if (maxBlurbs == 4) {
		if (whichLayer == 'blurb4') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
		}
	}
	
	if (maxBlurbs == 4) {	
		if (whichLayer == 'blurb4Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "";
			document.getElementById('blurb4').style.display = "none";
		}
	}
	
	if (maxBlurbs > 4) {
		if (whichLayer == 'blurb4') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "";
		}
	}
	
	if (maxBlurbs > 4) {	
		if (whichLayer == 'blurb4Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
		}
	}
	
	if (maxBlurbs == 5) {
		if (whichLayer == 'blurb5') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
		}
	}
	
	if (maxBlurbs == 5) {	
		if (whichLayer == 'blurb5Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "";
			document.getElementById('blurb5').style.display = "none";
		}
	}

	if (maxBlurbs > 5) {
		if (whichLayer == 'blurb5') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "";
		}
	}
	
	if (maxBlurbs > 5) {	
		if (whichLayer == 'blurb5Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
		}
	}
	
		if (maxBlurbs == 6) {
		if (whichLayer == 'blurb6') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
		}
	}
	
	if (maxBlurbs == 6) {	
		if (whichLayer == 'blurb6Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "";
			document.getElementById('blurb6').style.display = "none";
		}
	}

	if (maxBlurbs > 6) {
		if (whichLayer == 'blurb6') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "";
		}
	}
	
	if (maxBlurbs > 6) {	
		if (whichLayer == 'blurb6Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
		}
	}
	
	if (maxBlurbs == 7) { /* hide this and all other divs, display only the first */
		if (whichLayer == 'blurb7') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
		}
	}
	
	if (maxBlurbs == 7) { /* hide this div and show the previous div */
		if (whichLayer == 'blurb7Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "";
			document.getElementById('blurb7').style.display = "none";
		}
	}

	if (maxBlurbs > 7) { /* show the next div and hide the all other divs */
		if (whichLayer == 'blurb7') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "";
		}
	}
	
	if (maxBlurbs > 7) { /* hide this div and all others except for the previous div */
		if (whichLayer == 'blurb7Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
		}
	}
	
	if (maxBlurbs == 8) { /* hide this and all other divs, display only the first */
		if (whichLayer == 'blurb8') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
		}
	}
	
	if (maxBlurbs == 8) { /* hide this div and show the previous div */
		if (whichLayer == 'blurb8Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "";
			document.getElementById('blurb8').style.display = "none";
		}
	}

	if (maxBlurbs > 8) { /* show the next div and hide the all other divs */
		if (whichLayer == 'blurb8') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "";
		}
	}
	
	if (maxBlurbs > 8) { /* hide this div and all others except for the previous div */
		if (whichLayer == 'blurb8Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
		}
	}

	if (maxBlurbs == 9) { /* hide this and all other divs, display only the first */
		if (whichLayer == 'blurb9') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
		}
	}
	
	if (maxBlurbs == 9) { /* hide this div and show the previous div */
		if (whichLayer == 'blurb9Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "";
			document.getElementById('blurb9').style.display = "none";
		}
	}

	if (maxBlurbs > 9) { /* show the next div and hide the all other divs */
		if (whichLayer == 'blurb9') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "";
		}
	}
	
	if (maxBlurbs > 9) { /* hide this div and all others except for the previous div */
		if (whichLayer == 'blurb9Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "none";
		}
	}
	
		if (maxBlurbs == 10) { /* hide this and all other divs, display only the first */
		if (whichLayer == 'blurb10') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "none";
		}
	}
	
	if (maxBlurbs == 10) { /* hide this div and show the previous div */
		if (whichLayer == 'blurb10Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "";
			document.getElementById('blurb10').style.display = "none";
		}
	}

	if (maxBlurbs > 10) { /* show the next div and hide the all other divs */
		if (whichLayer == 'blurb10') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "none";
			document.getElementById('blurb11').style.display = "";
		}
	}
	
	if (maxBlurbs > 10) { /* hide this div and all others except for the previous div */
		if (whichLayer == 'blurb10Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "";
			document.getElementById('blurb10').style.display = "none";
			document.getElementById('blurb11').style.display = "none";
		}
	}
	
			if (maxBlurbs == 11) { /* hide this and all other divs, display only the first */
		if (whichLayer == 'blurb11') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "none";
			document.getElementById('blurb11').style.display = "none";
		}
	}
	
	if (maxBlurbs == 11) { /* hide this div and show the previous div */
		if (whichLayer == 'blurb11Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "";
			document.getElementById('blurb11').style.display = "none";
		}
	}

	if (maxBlurbs > 11) { /* show the next div and hide the all other divs */
		if (whichLayer == 'blurb11') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "none";
			document.getElementById('blurb11').style.display = "none";
			document.getElementById('blurb12').style.display = "";
		}
	}
	
	if (maxBlurbs > 11) { /* hide this div and all others except for the previous div */
		if (whichLayer == 'blurb11Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "";
			document.getElementById('blurb11').style.display = "none";
			document.getElementById('blurb12').style.display = "none";
		}
	}
	
	if (maxBlurbs == 12) { /* hide this and all other divs, display only the first */
		if (whichLayer == 'blurb12') {
			document.getElementById('blurb1').style.display = "";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "none";
			document.getElementById('blurb11').style.display = "none";
			document.getElementById('blurb12').style.display = "none";
		}
	}
	
	if (maxBlurbs == 12) { /* hide this div and show the previous div */
		if (whichLayer == 'blurb12Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "none";
			document.getElementById('blurb11').style.display = "";
			document.getElementById('blurb12').style.display = "none";
		}
	}

	if (maxBlurbs > 12) { /* show the next div and hide the all other divs */
		if (whichLayer == 'blurb12') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
			document.getElementById('blurb9').style.display = "none";
			document.getElementById('blurb10').style.display = "none";
			document.getElementById('blurb11').style.display = "none";
			document.getElementById('blurb12').style.display = "none";
			document.getElementById('blurb13').style.display = "";
		}
		
	}
	
	if (maxBlurbs > 12) { /* hide this div and all others except for the previous div */
		if (whichLayer == 'blurb12Less') {
			document.getElementById('blurb1').style.display = "none";
			document.getElementById('blurb2').style.display = "none";
			document.getElementById('blurb3').style.display = "none";
			document.getElementById('blurb4').style.display = "none";
			document.getElementById('blurb5').style.display = "none";
			document.getElementById('blurb6').style.display = "none";
			document.getElementById('blurb7').style.display = "none";
			document.getElementById('blurb8').style.display = "none";
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