* { margin:0; padding:0; list-style:none;}
html,body { height:100%; overflow:hidden;}
/*reset panel posotion*/
.panel{position:absolute;top:0px;right:0px;bottom:0px; left:0px; z-index:1;}
.top { left:0px; width:100%; height:0px; background-color:#FFF;}
.main { left:0px; width:100%; left:0px; top:0px; bottom:0px;}
.panel iframe { width:100%; height:100%;}

/* HACK:*IE6/7 _IE6*/
html { *padding:0px 0px 0px 0px;}
.panel{*position:relative;}
.top { *margin-top:0px; *margin-bottom:0px; }
.main { *height:100%;  *top:0;*left:0px;_left:0px;}/*IE 6 float 3px bug*/