HTMLDivElement.prototype.getStyle = HTMLElement.prototype.getStyle = function (p) { 
	return document.defaultView.getComputedStyle(this,null).getPropertyValue(p); 
};
var centrado = new Array();
var objetos = new Array(
		new Array('mesa',0.15),
		new Array('girl',0.3),
		new Array('girlRef',0.3),
		new Array('silla',0.25),
		new Array('cirsec1',.13),
		new Array('cirsec2',.13),
		new Array('cirsec3',0.38),
		new Array('cirsec4',0.38),
		new Array('principal',0.08),
		new Array('lampara',0.18),
		new Array('lamparar',0.18),
		new Array('girlsilueta',0.3),
		new Array('girlRefsilueta',0.3)
		).map(function(x) {
			var obj = document.getElementById(x[0]);
			x[2] = parseInt(obj.getStyle('margin-left'));
			obj.style.marginLeft = x[2] + "px";
			return x;
		});

document.onmousemove=getMouseCoordinates;
document.onmouseover=getMouseCoordinates;

function getMouseCoordinates(event) {
	var ev = event || window.event;
	var PosMouse = (ev.clientX) ? ev.clientX + document.body.scrollLeft : ev.pageX;
	var half = parseInt(document.body.clientWidth)/2;
	objetos.map( function(x) {
		var obj = document.getElementById(x[0]);
		obj.style.marginLeft = ( (half - PosMouse) * x[1]) + x[2] + "px";
	});
}