// preload navigation images:

        if (document.images) {

	
		solutions_on = new Image();
		solutions_on.src = "images/solutions_on.gif";
		solutions_off = new Image();
		solutions_off.src = "images/solutions_off.gif";

		about_on = new Image();
		about_on.src = "images/about_on.gif";
		about_off = new Image();
		about_off.src = "images/about_off.gif";

		products_on = new Image();
		products_on.src = "images/products_on.gif";
		products_off = new Image();
		products_off.src = "images/products_off.gif";

		investor_on = new Image();
		investor_on.src = "images/investor_on.gif";
		investor_off = new Image();
		investor_off.src = "images/investor_off.gif";

		news_on = new Image();
		news_on.src = "images/news_on.gif";
		news_off = new Image();
		news_off.src = "images/news_off.gif";

		contact_on = new Image();
		contact_on.src = "images/contact_on.gif";
		contact_off = new Image();
		contact_off.src = "images/contact_off.gif";
		
		search_on = new Image();
		search_on.src = "images/search_on.gif";
		search_off = new Image();
		search_off.src = "images/search_off.gif";

                
}
                        
function hiLite(imgID,changeID) {
                        
        if (document.images) {
        document.images[imgID].src = eval(changeID + ".src");
        return true;
        }
}


//dropdown menu js for Internet Explorer
sfHover = function() {
	var sfEls = document.getElementById("nav");
	if(!sfEls) return false;
    sfEls = sfEls.getElementsByTagName("LI");
	
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function hideSelectBox(){
    document.getElementById('quickLinks').style.visibility = 'hidden';
}
function showSelectBox(){
    document.getElementById('quickLinks').style.visibility = 'visible';
}