function linkwindow( urlname ) {
			newwindow = window.open( urlname, 'newwin', 'scrollbars=no,toolbar=no,location=no,width=500,height=390,resizable=yes' );
		}

	function linkwindow2 ( URLName, pageID ) {
			newWindow = window.open( URLName, 'product'+pageID, 'scrollbars=yes,toolbar=no,location=no,width=650,resizable=yes' );
		}
	function linkwindow3( urlname ) {
			newwindow = window.open( urlname, 'newwin', 'scrollbars=yes,toolbar=no,location=no,width=500,height=300,resizable=yes' );
		}


	function emailwindow ( URLName ) {
			newWindow = window.open( URLName, 'newwin', 'scrollbars=yes,toolbar=no,location=no,width=340,height=330,resizable=yes' );
		}

	function helpwindow( urlname ) {
			newwindow = window.open( urlname, 'newwin', 'scrollbars=yes,toolbar=yes,location=no,width=550' );
		}
		
	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) {
			mainNav_company		= newImage('/images/mainNav_companyOver.gif');
			mainNav_products	= newImage('/images/mainNav_productsOver.gif');
			mainNav_support		= newImage('/images/mainNav_supportOver.gif');
			mainNav_specials	= newImage('/images/mainNav_specialsOver.gif');
			mainNav_nemaDef		= newImage('/images/mainNav_nemaDef.gif');
			mainNav_contact		= newImage('/images/mainNav_contactOver.gif');
			mainNav_siteMap		= newImage('/images/mainNav_siteMapOver.gif');
			preloadFlag = true;
			}
		}