弹出框

弹出框：
<script language="jscript">
var oPopup=window.createPopup();
var popTop=50;
function popmsg(msgstr){
var winstr="<table style=\"border:1 solid #6D93C8\" width=\"241\" height=\"172\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\"   >";
winstr+="<tr><td height=\"30\"> </td></tr><tr><td align=\"center\"><table width=\"90%\" height=\"110\" border=\"20\" cellpadding=\"0\" cellspacing=\"0\">";
winstr+="<tr><td valign=\"top\" style=\"font-size:12px; color: #6D93C8; face: Tahoma\">"+msgstr+"</td></tr></table></td></tr></table>";
oPopup.document.body.innerHTML = winstr;
popshow();
}
function popshow(){
 window.status=popTop;
 if(popTop>1800){
 clearTimeout(mytime);
 oPopup.hide();
 return;
}else if(popTop>1520&&popTop<1800){
      oPopup.show(screen.width-250,screen.height,241,1720-popTop);
     }else if(popTop>1500&&popTop<1520){
           oPopup.show(screen.width-250,screen.height+(popTop-1720),241,172);
      }else if(popTop<180){
         oPopup.show(screen.width-250,screen.height,241,popTop);
         }else if(popTop<220){
        oPopup.show(screen.width-250,screen.height-popTop,241,172);
          }
        popTop+=10;
var mytime=setTimeout("popshow()",50);
}
popmsg("我爱你★★★");
function ButtonClick()
{
var oPopBody=oPopup.document.body;
oPopBody.style.backgroundColor="lightyellow";
oPopBody.style.border="solid black 1px";
oPopBody.innerHTML="I LOVE YOU";
oPopup.show(100,100,180,125,document.body);
}
</SCRIPT>