body {
margin:0;
}
        
        
		#canvas_holder{
			position: fixed;
			top: 0px;
			left: 0px;
			width:100%; 
			height:100%;
			z-index: 0;
			
		}
		
		#map_canvas{
			width:100%;
			height:100%; 
			position: "absolute"; 
			top: 0px; 
			left: 0px; 
			overflow: "hidden";
		}