// Set the secondary column to full height (beat the CSS specs)
function setColumnHeights(){
	if (document.getElementById("mainColumn") && document.getElementById("secondaryColumn")) {
		
		primaryCol = document.getElementById("mainColumn");
		secondaryCol = document.getElementById("secondaryColumn");
		
		if (secondaryCol.offsetHeight > primaryCol.offsetHeight) {
			primaryCol.style.height = secondaryCol.offsetHeight + "px";
		}
	}
}

function displaySwitch (sDivApply) {
	// Hide all text layers 
	document.getElementById('defaultText').style.display='none';
	document.getElementById('businessText').style.display='none';
	document.getElementById('communityText').style.display='none';
	document.getElementById('grantsIEText').style.display='none';
	document.getElementById('greenGrantsText').style.display='none';
	document.getElementById('studentText').style.display='none';
	
	// Show relevant layer
	document.getElementById([sDivApply]).style.display='block';
	document.getElementById([sDivApply]).style.left='0.8em';
	document.getElementById([sDivApply]).style.top='2.9em';
}

if (window.attachEvent) {	
	window.attachEvent("onload", setColumnHeights);
	window.attachEvent("onresize", setColumnHeights);	
} else if (window.addEventListener){
	window.addEventListener("load", setColumnHeights, false); 
	window.addEventListener("resize", setColumnHeights, false); 
} else if (document.addEventListener){ 
	document.addEventListener('load', setColumnHeights, false);
	document.addEventListener('resize', setColumnHeights, false);
}