windows XP左侧的菜单效果

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windows XP左侧的菜单效果

作者:windows XP左侧的菜单效果发布时间:2007-12-12 15:45:33 发布人: admin

.dropMenu
{
  background:#D9D9D9;
  border-top:1px solid #467BF2;
  border-left:1px solid #92B1F8;
  border-right:1px solid #92B1F8;
  border-bottom:1px solid #92B1F8;
}

.subMenu
{
   display:none;
}
.subItem
{
   padding-left:5px;
   cursor:pointer;
   font-weight:bold;
   text-decoration:none;
   color:black;
}

.subItem a
{
   text-decoration:none;
   color:black;
}

.subItemOver
{
   cursor:pointer;
   color:blue;
   text-decoration:underline;
   font-weight:bold;
   padding-left:5px;
}

.subItemOver  a
{
   color:blue;
}

.drop
{
   border-left:1px solid black;
   border-right:1px solid black; 
}
</style>

var TIMER_SLIDE = null;
var OBJ_SLIDE;
var OBJ_VIEW;
var PIX_SLIDE = 10; //this is the amount of slide/DELAY_SLIDE
var NEW_PIX_VAL;
var DELAY_SLIDE = 30; //this is the time between each call to slide
var DIV_HEIGHT = 22; //value irrelevant
var SUB_MENU_NUM =0;
var RE_INIT_OBJ = null;
var bMenu = document.getElementById("curMenu");
var MainDiv,SubDiv

//DD added code
document.write('<div id="tempcontainer" class="mainDiv" style="visibility: hidden; position: absolute"></div>')

function Init(objDiv)
{
    if (TIMER_SLIDE == null)
    {
        SUB_MENU_NUM = 0;
        MainDiv = objDiv.parentNode;
        SubDiv =  MainDiv.getElementsByTagName("DIV").item(0);
        SubDiv.onclick = SetSlide;
        
        OBJ_SLIDE = MainDiv.getElementsByTagName("DIV").item(1)
        OBJ_VIEW = OBJ_SLIDE.getElementsByTagName("DIV").item(0);

document.getElementById("tempcontainer").innerHTML=MainDiv.getElementsByTagName("DIV").item(2).innerHTML //DD added code
    DIV_HEIGHT=document.getElementById("tempcontainer").offsetHeight //DD added code
        
        for (i=0;i<OBJ_VIEW.childNodes.length;i++)
        {
            if (OBJ_VIEW.childNodes.item(i).tagName == "SPAN")
            {
                SUB_MENU_NUM ++;
                OBJ_VIEW.childNodes.item(i).onmouseover= ChangeStyle;
                OBJ_VIEW.childNodes.item(i).onmouseout= ChangeStyle;
            }
        }   
        
              NEW_PIX_VAL = parseInt(MainDiv.getAttribute("state")); 
    }

}
function SetSlide()
{   
   if (window.TIMER_SLIDE) clearInterval(TIMER_SLIDE) //DD added code
      if (TIMER_SLIDE == null  &&  this.parentNode == MainDiv)
            TIMER_SLIDE = setInterval('RunSlide()', DELAY_SLIDE);
      else
      {
          RE_INIT_OBJ = this;
          setTimeout('ReInit()', 200);
      }
}

function ReInit(obj)
{
    Init(RE_INIT_OBJ);
    TIMER_SLIDE = setInterval('RunSlide()', DELAY_SLIDE);
    RE_INIT_OBJ = null;
}

function RunSlide()
{

if (OBJ_VIEW.getAttribute("state") == 0)
    {

NEW_PIX_VAL += PIX_SLIDE;
        OBJ_SLIDE.style.height = NEW_PIX_VAL;

if (NEW_PIX_VAL >= DIV_HEIGHT) //DD modified code
        {
            clearInterval(TIMER_SLIDE);
            TIMER_SLIDE = null;
            OBJ_VIEW.style.display = 'inline';
            OBJ_VIEW.setAttribute("state","1")
            MainDiv.setAttribute("state",NEW_PIX_VAL);
        }
    } else
    {
        OBJ_VIEW.style.display = 'none';
        NEW_PIX_VAL -= PIX_SLIDE;
        if(NEW_PIX_VAL > 0)OBJ_SLIDE.style.height = NEW_PIX_VAL;
        if (NEW_PIX_VAL <= 0)
        {
            NEW_PIX_VAL = 0;
            OBJ_SLIDE.style.height = NEW_PIX_VAL
            clearInterval(TIMER_SLIDE);
            TIMER_SLIDE = null;
            OBJ_VIEW.setAttribute("state","0")
            MainDiv.setAttribute("state",NEW_PIX_VAL);
        }
    }
}

function ChangeStyle()
{
    if (this.className == this.getAttribute("classOut"))
        this.className = this.getAttribute("classOver");
    else
        this.className = this.getAttribute("classOut");
}
</script>

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windows XP左侧的菜单效果

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