var aGlobalRollovers = [
	"nav_capabilities",
	"nav_projects",
	"nav_company",
	"nav_wsyg",
	"nav_download_pdf",
	"nav_download_pdf_company",
];

var sImgPath = "images/";

for(var i=0; i<aGlobalRollovers.length; i++) {
	eval("var " + aGlobalRollovers[i] + "=new Image()");
	eval(aGlobalRollovers[i] + ".src='" + sImgPath + aGlobalRollovers[i] + ".gif'");
	eval("var " + aGlobalRollovers[i] + "_on=new Image()");
	eval(aGlobalRollovers[i] + "_on.src='" + sImgPath + aGlobalRollovers[i] + "_on" + ".gif'");
}

function swapImage(name, state) {
	document.images[name].src = eval( name + state + ".src" );
}

function fixHeight(){
	var elementStackHeight = 0;

	elementStackHeight += document.getElementById('logo').offsetHeight;
	elementStackHeight += document.getElementById('primary-nav').offsetHeight;
	elementStackHeight += document.getElementById('sub-nav').offsetHeight;

	if(document.getElementById('flash')) {
		elementStackHeight += document.getElementById('flash').offsetHeight;
	}
	
	if(document.getElementById('content')) {
		elementStackHeight += document.getElementById('content').offsetHeight;
	}

	elementStackHeight += document.getElementById('footer').offsetHeight;
	
	if(typeof (window.innerHeight) == 'number') {
		winHeight = window.innerHeight;
	} else if (document.documentElement) {
		winHeight = document.documentElement.clientHeight;
	}
	
	//alert(elementStackHeight + " " + winHeight);
	
	if(elementStackHeight < winHeight) {
		//var footerHeight = document.getElementById('footer').offsetHeight;
		var offset = winHeight - elementStackHeight;
//		document.getElementById('footer').style.height = (footerHeight + offset) + "px";
		document.getElementById('footer-extension').style.height = offset + "px";
	}
	
}

//window.onload = fixHeight;