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}
		if(ie){document.all[layerName].style.left = eval(layerName).curLeft}
		if(ns){document[layerName].left = eval(layerName).curLeft}
	}
	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}
		if(ie){document.all[layerName].style.top = eval(layerName).curTop}
		if(ns){document[layerName].top = eval(layerName).curTop}
	}
	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)
}
function FixY(){
	if(ie){sidemenu.style.top = document.body.scrollTop+90}
	if(ns){sidemenu.top = window.pageYOffset+90}
}

//树形导航的JS代码
var expandState = 0;
function expand()
{
  if(expandState == 0){setPace('master', 0, 90, 10); if(ie){document.menutop.src = '/images/menui.gif'}; expandState = 1;}
  else{setPace('master', -200, 90, 10); if(ie){document.menutop.src='/images/menuo.gif'}; expandState = 0;}
}
document.write("<style type=text/css>#master {LEFT: -200px; POSITION: absolute; TOP: 25px; VISIBILITY: visible; Z-INDEX: 990}</style>")
document.write("<table id=master width='218' border='0' cellspacing='0' cellpadding='0'><tr><td><img border=0 height=6 src=/images/menutop.gif  width=200></td><td rowspan='2' valign='top'><img id=menu onMouseOver=javascript:expand() border=0 height=70 name=menutop src=/images/menuo.gif width=18></td></tr>");
document.write("<tr><td valign='top'><table width='100%' border='0' cellspacing='5' cellpadding='0'><tr><td height='300' valign='top'><table width=100% height='100%' border=1 cellpadding=0 cellspacing=5 bordercolor='#666666' bgcolor=#eeeefe style=FILTER: alpha(opacity=90)><tr>");
document.write("<td height='10' align='center' bordercolor='#ecf6f5'><font color=#ff8866><strong>常 用 菜 单 导 航</strong></font></td></tr><tr><td valign='top' bordercolor='#ecf6f5'>");
document.write("<iframe width='100%' height='100%' src='/sidebar.html' frameborder=0></iframe></td></tr></table></td></tr></table></td></tr></table>");
var ie = document.all ? 1 : 0
var ns = document.layers ? 1 : 0
var master = new Object('element')
master.curLeft = -200;   master.curTop = 90;
master.gapLeft = 0;      master.gapTop = 90;
master.timer = null;
if(ie){var sidemenu = document.all.master;}
if(ns){var sidemenu = document.master;}
setInterval('FixY()',100);