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.png', 
		'images/m2.png',
		'images/m3.png',
		'images/m4.png',
		'images/m5.png',
		'images/link-bg-hover.png',
		'images/link1-bg-hover.png',
		'images/link2-bg-hover.png',
		'images/link3-bg-hover.png']);