var xcoord = new Array();
var ycoord = new Array();
var old_xcoord = new Array();
var old_ycoord = new Array();

function get_positions(readjust) {
	if (readjust) {
		old_xcoord[1] = xcoord[1];
		old_ycoord[1] = ycoord[1];
	}
xcoord[0] = getDim(document.getElementById("menu_img1")).x+(2);
ycoord[0] = getDim(document.getElementById("menu_img1")).y+(-40);
xcoord[1] = getDim(document.getElementById("menu_img2")).x+(2);
ycoord[1] = getDim(document.getElementById("menu_img2")).y+(-40);
xcoord[2] = getDim(document.getElementById("menu_img3")).x+(2);
ycoord[2] = getDim(document.getElementById("menu_img3")).y+(-40);
xcoord[3] = getDim(document.getElementById("menu_img4")).x+(2);
ycoord[3] = getDim(document.getElementById("menu_img4")).y+(-40);
xcoord[4] = getDim(document.getElementById("menu_img5")).x+(2);
ycoord[4] = getDim(document.getElementById("menu_img5")).y+(-40);
xcoord[5] = getDim(document.getElementById("menu_img6")).x+(2);
ycoord[5] = getDim(document.getElementById("menu_img6")).y+(-40);
xcoord[6] = getDim(document.getElementById("menu_img7")).x+(2);
ycoord[6] = getDim(document.getElementById("menu_img7")).y+(-40);
xcoord[7] = getDim(document.getElementById("menu_img8")).x+(2);
ycoord[7] = getDim(document.getElementById("menu_img8")).y+(-40);
xcoord[8] = getDim(document.getElementById("menu_img9")).x+(2);
ycoord[8] = getDim(document.getElementById("menu_img9")).y+(-40);
xcoord[9] = getDim(document.getElementById("menu_img10")).x+(2);
ycoord[9] = getDim(document.getElementById("menu_img10")).y+(-40);
xcoord[10] = getDim(document.getElementById("menu_img11")).x+(2);
ycoord[10] = getDim(document.getElementById("menu_img11")).y+(-40);
	if (readjust) {
		for (i=1;i<Layer.length;i++) {
			document.getElementById('L'+i).style.left = parseInt(document.getElementById('L'+i).style.left) - (default_to_zero(old_xcoord[1]) - default_to_zero(xcoord[1]));
			document.getElementById('L'+i).style.top = parseInt(document.getElementById('L'+i).style.top) - (default_to_zero(old_ycoord[1]) - default_to_zero(ycoord[1]));
		}
	}
}

function default_to_zero(n) {
	if (n == undefined || isNaN(n))
		return 0;
	else
		return n;
}

get_positions(false);
window.onresize = function() {get_positions(true);};
