if (navigator.appName == "Netscape") {
document.write("<LINK REL=stylesheet HREF=\"css/main_nn.css\" TYPE=\"text/css\">");
} else {
document.write("<LINK REL=stylesheet HREF=\"css/main_ie.css\" TYPE=\"text/css\">"); 
}

function preload(imgObj,imgSrc) {
	if (document.images) {
		eval(imgObj + 'On = new Image()')
		eval(imgObj + 'On.src = imgSrc + "_f2.gif"')
		eval(imgObj + 'Off = new Image()')
		eval(imgObj + 'Off.src = imgSrc + ".gif"')
	}
}

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

function openWindow(windowURL,windowName,windowWidth,windowHeight,x,y,scroll) {
  newWindow = window.open(windowURL,windowName,'width='+windowWidth+',height='+windowHeight+',left='+x+',top='+y+',toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars='+scroll+',resizable=1');
  newWindow.focus();
}