// JavaScript Document

//***********默认设置定义.*********************
tPopWait=100;//停留tWait毫秒后显示提示。
tPopShow=3000;//显示tShow毫秒后关闭提示
showPopStep=10;
popOpacity=100;

//***************内部变量定义*****************
sPop=null;
curShow=null;
tFadeOut=null;
tFadeIn=null;
tFadeWaiting=null;

document.write("<style type='text/css'id='defaultPopStyle'>");
document.write(".cPopText { color: #C2B6A8; background-color: #403934; font-size: 10px; font-family:Verdana;padding-right: 5px; padding-left: 5px; height: 16px;  filter: Alpha(Opacity=0)}");
document.write("</style>");
document.write("<div id='dypopLayer' style='position:absolute;z-index:1000;' class='cPopText'></div>");

function showPopupText(){
var o=event.srcElement;
MouseX=event.x;
MouseY=event.y;
if(o.alt!=null && o.alt!=""){o.dypop=o.alt;o.alt=""};
if(o.dypop!=sPop) {
   sPop=o.dypop;
   clearTimeout(curShow);
   clearTimeout(tFadeOut);
   clearTimeout(tFadeIn);
   clearTimeout(tFadeWaiting); 
   if(sPop==null || sPop=="") {
    dypopLayer.innerHTML="";
    dypopLayer.style.filter="Alpha()";
    dypopLayer.filters.Alpha.opacity=0; 
    }
   else {
    if(o.dyclass!=null) popStyle=o.dyclass 
     else popStyle="cPopText";
    curShow=setTimeout("showIt()",tPopWait);
   }
   
}
}

function showIt(){
dypopLayer.className=popStyle;
dypopLayer.innerHTML=sPop;
popWidth=dypopLayer.clientWidth;
popHeight=dypopLayer.clientHeight;
if(MouseX+12+popWidth>document.body.clientWidth) popLeftAdjust=-popWidth-24
   else popLeftAdjust=0;
if(MouseY+12+popHeight>document.body.clientHeight) popTopAdjust=-popHeight-24
   else popTopAdjust=0;
dypopLayer.style.left=MouseX+12+document.body.scrollLeft+popLeftAdjust;
dypopLayer.style.top=MouseY+12+document.body.scrollTop+popTopAdjust;
dypopLayer.style.filter="Alpha(Opacity=0)";
fadeOut();
}

function fadeOut(){
if(dypopLayer.filters.Alpha.opacity<popOpacity) {
dypopLayer.filters.Alpha.opacity+=showPopStep;
tFadeOut=setTimeout("fadeOut()",1);
}
else {
   dypopLayer.filters.Alpha.opacity=popOpacity;
   tFadeWaiting=setTimeout("fadeIn()",tPopShow);
   }
}

function fadeIn(){
if(dypopLayer.filters.Alpha.opacity>0) {
dypopLayer.filters.Alpha.opacity-=1;
tFadeIn=setTimeout("fadeIn()",1);
}
}
document.onmouseover=showPopupText;