var flag_load = false;

function Load(){
	marker = new Image;
	marker.src = 'images/marker_blue.gif';

	flag_load = true;
}
function hMenu (number, st){
	if(flag_load)
	{
		if (st == 1) 
			{
				document.all['marker_'+number].src = marker.src;
			} else if (st == 0) {
				document.all['marker_'+number].src = 'images/marker_red.gif';
			}
	
	}
}