function addLoadEvent(func){
	var oldonload = windor.onload;
	if (typeof window.onload != 'function'){
		window.onload = func;
	} else {
		window.onload = function() {
		oldonload();
		func();
		}
	}
}


function preloadTemp(){
image1 = new Image;
image1.src = "images/header.gif";

image2 = new Image;
image2.src = "images/home_off.gif";
image3 = new Image;
image3.src = "images/home_on.gif";

image4 = new Image;
image4.src = "images/about_dwm_off.gif";
image5 = new Image;
image5.src = "images/about_dwm_off.gif";

image6 = new Image;
image6.src = "images/why_us_off.gif";
image7 = new Image;
image7.src = "images/why_us_on.gif";

image8 = new Image;
image8.src = "images/our_services_off.gif";
image9 = new Image;
image9.src = "images/our_services_on.gif";

image10 = new Image;
image10.src = "images/contact_off.gif";
image10 = new Image;
image10.src = "images/contact_on.gif";

}