function IniciarMouse(){
document.onmousemove = mouseMove
document.onmousedown = mouseDown
document.onmouseup = mouseUp
if (ns) { document.captureEvents( Event.MOUSEMOVE | Event.MOUSEDOWN | Event.MOUSEUP); }
}


var arrastra=false;
var tempX = 0;
var tempY = 0;
var difX, difY;


function SaberPosicion(e) {
	if (ns) {
		tempX = e.pageX;
		tempY = e.pageY;
	}
	if (ie) {
		tempX = event.x+document.body.scrollLeft;
		tempY =event.y+document.body.scrollTop
	}
}