function getQSVars(URL) {
    var strURL = URL.toString();
    var strVars = "";
    if ((strURL.indexOf('&') + 1) > 0) {
        strVars = strURL.substring((strURL.indexOf('&') + 1), strURL.length);
    }

    return strVars;
}

function getRefToDivNest(divID, oDoc) {
    if (!oDoc) {
        oDoc = document;
    }
    if (document.layers) {
        if (oDoc.layers[divID]) {
            return oDoc.layers[divID];
        } else {
            for (var x = 0, y; !y && x<oDoc.layers.length; x++) {
                y = getRefToDivNest(divID, oDoc.layers[x].document);
            }
            return y;
        }
    }
    if (document.getElementById) {
        return document.getElementById(divID);
    }
    if (document.all) {
        return document.all[divID];
    }
    return document[divID];

}

function resizeIFrame() {
        ieh = (document.body.scrollHeight);
        top.resizeIFrame(ieh);
  }

function popupWindow(url, width, height, scroll){
	if (width == "") {
		var properties = "";
	} else {
		var properties = 'width=' + width + ', height=' + height + ', scrollbars=' + scroll;
	}
  	 win=window.open(url,'newwin',properties)
}