var name = navigator.appName;
function draw_backstyle(){
		if (name=="Netscape")
		{
    	 height_backstyle = mybody.document.height-3; 
  		}
		else
		{		  
    	 height_backstyle = mybody.offsetHeight-3;
  		}
		
    	var spannerdef="<table cellpadding='0' cellspacing='0' border='0'>";
		//spannerdef+="<tr>";
   		//spannerdef+="<td><img src='../layout/head.gif' width='402' height='54' border='0'></td>";
   		//spannerdef+="</tr>";
		spannerdef+="<tr>";
   		spannerdef+="<td><img src='../layout/body_top.gif' width='445' height='175' border='0'></td>";
   		spannerdef+="</tr>";
   		spannerdef+="<tr>";
		spannerdef+="<td background='../layout/body_center.gif'><IMG SRC='../layout/trans.gif' width='445' height="+(height_backstyle-120)+"  border='0'></td>";
   		spannerdef+="</tr>";
		spannerdef+="<tr>";
   		spannerdef+="<td><img src='../layout/foot.gif' width='445' height='32' border='0'></td>";
   		spannerdef+="</tr>";
   		spannerdef+="</table>";
		if (name=="Netscape")
		{
   		 mytabellespanner.document.open();
    	 mytabellespanner.document.write(spannerdef);
    	 mytabellespanner.document.close();
		 this.document.height = height_backstyle + 250
   		}
		else
		{ 
    	 mytabellespanner.innerHTML=spannerdef;
		}
	}