//设置左边菜单隐藏下拉框
<!-- 
var old_menu = ''; 
var old_cell = ''; 
function menuclick( submenu ,cellbar) 
{ 
if( old_menu != submenu ){ 
if( old_menu !='' ){ 
old_menu.style.display = 'none'; 
old_cell.src= 'plus.gif'; 
} 
submenu.style.display = 'block'; 
cellbar.src = 'plus.gif'; 
old_menu = submenu; 
old_cell = cellbar; 

}else{ 
submenu.style.display = 'none'; 
cellbar.src= 'plus.gif'; 
old_menu = ''; 
old_cell = ''; 
} 
}
function MM_nbGroup(event, grpName){//v3.0 
var i,img,nbArr,args=MM_nbGroup.arguments; 
if (event == "init" && args.length > 2){ 
if ((img = MM_findObj(args[2])) != null && !img.MM_init){ 
img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src; 
if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array(); 
nbArr[nbArr.length] = img; 
for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null){ 
if (!img.MM_up) img.MM_up = img.src; 
img.src = img.MM_dn = args[i+1]; 
nbArr[nbArr.length] = img; 
}} 
}else if (event == "over"){ 
document.MM_nbOver = nbArr = new Array(); 
for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null){ 
if (!img.MM_up) img.MM_up = img.src; 
img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1]; 
nbArr[nbArr.length] = img; 
} 
}else if (event == "out" ){ 
for (i=0; i < document.MM_nbOver.length; i++){ 
img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up;} 
}else if (event == "down"){ 
if ((nbArr = document[grpName]) != null) 
for (i=0; i < nbArr.length; i++){img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0;} 
document[grpName] = nbArr = new Array(); 
for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null){ 
if (!img.MM_up) img.MM_up = img.src; 
img.src = img.MM_dn = args[i+1]; 
nbArr[nbArr.length] = img; 
}} 
}
     
//设置右边表格栏显示信息变换
	 function secBoard(n)
  {
    for(i=0;i<secTable.cells.length;i++)
      secTable.cells[i].className="sec1";
    secTable.cells[n].className="sec2";
    for(i=0;i<mainTable.tBodies.length;i++)
      mainTable.tBodies[i].style.display="none";
    mainTable.tBodies[n].style.display="block";
  }
  
//设置框架窗口大小
function framesetresize()
{
	//alert(document.body.offsetWidth);
	var bw = document.body.offsetWidth;
	dow = ((bw-770)>0)?((bw-770)/2+170):170;
	ww = dow + "," + "10,*";
	//alert(ww);
	parent.main.cols=ww;
	parent.leftframe.mytable.style.display = "";
	parent.rightframe.ltitle.style.width = "590";
	parent.middleframe.center_img.src = "Images/style01/zd.gif"
}

//设置刷新框架窗口大小 
 function changeltitle()
 {
   var bw = document.body.offsetWidth;
   if(bw>760)
   {
       ww = 760;
   }
   else
   {
      ww = 590;
   }
   document.all.ltitle.style.width = ww;
 }
 
//日历下拉选择
function fPopUpCalendarDlg(PropertyName1,PropertyName2)
{
	showx = event.screenX - event.offsetX -104;
	showy = event.screenY - event.offsetY +18;
	newWINwidth = 210 + 4 + 18;
	var retval;
	retval = window.showModalDialog("Script/calendar.htm", "", "dialogWidth:215px; dialogHeight:235px; dialogLeft:"+showx+"px; dialogTop:"+showy+"px; status:no; directories:yes; scrollbars:no;unadorned:yes;edge:no ; Resizable=no; help: no;");
	if( retval != null )
	{
	         document.all.item(PropertyName1).value = retval;
	         document.all.item(PropertyName2).value = retval;
	}
}

//选择部门
function fPopUpDeptSelectDlg(PropertyName)
{
	showx = event.screenX - event.offsetX -104;
	showy = event.screenY - event.offsetY +18;
	newWINwidth = 210 + 4 + 18;
	var retval;
	retval = window.showModalDialog("/Document/calendar.htm", "", "dialogWidth:215px; dialogHeight:235px; dialogLeft:"+showx+"px; dialogTop:"+showy+"px; status:no; directories:yes; scrollbars:no;unadorned:yes;edge:no ; Resizable=no; help: no;");
	if( retval != null )
	{
	         document.all.item(PropertyName).value = retval;
	}
}