var master = new Object("element") 
master.curLeft = -277;
master.curTop = 480; 
master.gapLeft = 0;
master.gapTop = 0; 
master.timer = null; 

function moveAlong(layerName, paceLeft, paceTop, fromLeft, fromTop){ 
	clearTimeout(eval(layerName).timer) 

	if(eval(layerName).curLeft != fromLeft){ 
		if((Math.max(eval(layerName).curLeft, fromLeft) - Math.min(eval(layerName).curLeft, fromLeft)) < paceLeft){
			eval(layerName).curLeft = fromLeft
		} else if(eval(layerName).curLeft < fromLeft) {
			eval(layerName).curLeft = eval(layerName).curLeft + paceLeft
		} else if(eval(layerName).curLeft > fromLeft) {
			eval(layerName).curLeft = eval(layerName).curLeft - paceLeft
		}
		document.getElementById([layerName]).style.left = eval(layerName).curLeft + 'px';
	} 

	if(eval(layerName).curTop != fromTop){ 
		if((Math.max(eval(layerName).curTop, fromTop) - Math.min(eval(layerName).curTop, fromTop)) < paceTop){
			eval(layerName).curTop = fromTop
		} else if(eval(layerName).curTop < fromTop) {
			eval(layerName).curTop = eval(layerName).curTop + paceTop
		} else if(eval(layerName).curTop > fromTop) {
			eval(layerName).curTop = eval(layerName).curTop - paceTop
		} 
		document.getElementById([layerName]).style.top = eval(layerName).curTop + 'px';
	} 

	eval(layerName).timer=setTimeout('moveAlong("'+layerName+'" , '+paceLeft+' , '+paceTop+' , '+fromLeft+' , '+fromTop+')',30) 
} 

function setPace(layerName, fromLeft, fromTop, motionSpeed){ 
	eval(layerName).gapLeft = (Math.max(eval(layerName).curLeft, fromLeft) - Math.min(eval(layerName).curLeft,fromLeft))/motionSpeed 
	eval(layerName).gapTop = (Math.max(eval(layerName).curTop, fromTop) - Math.min(eval(layerName).curTop,fromTop))/motionSpeed

	moveAlong(layerName, eval(layerName).gapLeft, eval(layerName).gapTop, fromLeft, fromTop) 
} 

var expandState = 0 

function expand(){ 
	if(expandState == 0){
		expandState = 3;
		setPace("master", 0, 480, 10);
		document.menutop.src = "../images_slide/quickmenu_06.gif";
		expandState = 1;
	} else if(expandState == 1) {
		expandState = 3;
		setPace("master", -277, 480, 10);
		document.menutop.src = "../images_slide/quickmenu_06.gif";
		expandState = 0;
	} 
}
function expand2(){ 
	if(expandState == 1){
		expandState = 3;
		setPace("master", -277, 480, 10);
		document.menutop.src = "../images_slide/quickmenu_06.gif";
		expandState = 0;
	} 
}