我该怎么定义??
我有下面一段程序,(不是我自己的,但我要用它)
有个地方需要定义,不知道该怎么定义,谢谢各位大虾帮个忙了!!
<script language=javascript1.2>
<!--
for(i=1;i<=10;i++)
{
document.write("<div id=\"star"+i+"\" style=\"position:absolute;top:80%;left:"+(Math.floor(Math.random()*5)+9*(i-1))+"%;width:21;height:21;visibility:hidden;\"><dd><img src=http://www.ejiahe.com/images/star13.gif WIDTH=\"21\" HEIGHT=\"21\"></dd></div>");
}
function randommove()
{
for(i=1;i<=10;i++)
eval("star"+i+".style.top=get_top()");
}
function get_top()
{
var t,t2;
t=Math.floor(Math.random()*500);
t2=t.toString()+"px";
return(t2);
}
function set_visible()
{
for(i=1;i<=10;i++)
eval("star"+i+".style.visibility=\"visible\"");
friends.style.visibility="visible";//关键就在这里,运行后出现:
banner.style.visibility="visible";//friends未定义,我该怎么定义
high(pic); //定义在什么地方??
}
function bar_show()
{ bar.style.visibility="visible";
}
function start_it()
{
fade(255,255,255, 0,0,0, 50);
setInterval("randommove()",1000);
set_visible();
setTimeout("bar_show()",1000);
}
function end_it()
{
friends.style.visibility="hidden";
banner.style.visibility="hidden";
pic.style.visibility="hidden";
fade(0,0,0,255,255,255,10);
}
-->
</script>