function preloadImages(imgs){
	
	var picArr = [];
	
		for (i = 0; i<imgs.length; i++){
			
				picArr[i]= new Image(100,100); 
				picArr[i].src=imgs[i]; 

			
			}
	
	}
	
	preloadImages([
		'images/m1-bg-active.jpg', 
		'images/m2-bg-active.jpg', 
		'images/m3-bg-active.jpg',
		'images/m4-bg-active.jpg', 
		'images/m5-bg-active.jpg', 
		'images/m6-bg-active.jpg',
		'images/banner1-bg-hover.png',
		'images/banner2-bg-hover.png',
		'images/banner3-bg-hover.png',
		'images/link-left-bg-hover.gif',
		'images/link-right-bg-hover.gif',
		'images/link-tail-bg-hover.gif']);