function fixed_back(select,offX,offY){
	if (offX.lastIndexOf("%") != -1){
		var img = new Image();
		img.src = select.currentStyle.backgroundImage.substring(5,Number(select.currentStyle.backgroundImage.length-2));
		var tempX = Number(offX.substring(0,offX.lastIndexOf("%")));
		tempX = Number((((document.documentElement.clientWidth-img.width)*tempX)/100)+document.documentElement.scrollLeft-select.offsetLeft)+'px';
	} else {
		var tempX = Number(offX.split("px")[0]);
		tempX = Number(tempX+document.documentElement.scrollLeft-select.offsetLeft)+'px';
	}
	if (offY.lastIndexOf("%") != -1){
		var img = new Image();
		img.src = select.currentStyle.backgroundImage.substring(5,Number(select.currentStyle.backgroundImage.length-2));
		var tempY = Number(offY.substring(0,offY.lastIndexOf("%")));
		tempY = Number((((document.documentElement.clientHeight-img.height)*tempY)/100)+document.documentElement.scrollTop-select.offsetTop)+'px';
	} else {
		var tempY = Number(offY.split("px")[0]);
		tempY = Number(tempY+document.documentElement.scrollTop-select.offsetTop)+'px';
	}
	return tempX+' '+tempY;
}