function popup(targethtml,targetname, x, y)
{
        var size = "width="+x+",height="+y+",status=yes,toolbar=no,resizable=yes,scrollbars=yes,scrollable=yes";
        open(targethtml,targetname, size);
        //window.open(targethtml, targetname, "height=320, status=yes, toolbar=no");
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

function toggleColor(objElement) {
	if (objElement.className=='normal') {
    	objElement.className='focus';
    }
    else {
    objElement.className='normal';
	}
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		home_over = newImage("images/home-over.jpg");
		aboutUs_over = newImage("images/aboutUs-over.jpg");
		yoga_over = newImage("images/yoga-over.jpg");
		comm_over = newImage("images/comm-over.jpg");
		store_over = newImage("images/store-over.jpg");
		sponsors_over = newImage("images/sponsors-over.jpg");
		links_over = newImage("images/links-over.jpg");
		contact_over = newImage("images/contact-over.jpg");
		preloadFlag = true;
	}
}