function ch(id,type)
{
 for (var i=0;i<=12;i++)
 {
 if (i==id)
 {
 document.form1.action="search.aspx";
 tmp_str="document.all['i"+i+"'].style.display=''";
 document.all["type"].value = type ;
 eval(tmp_str);
 }
 else
 {
 tmp_str="document.all['i"+i+"'].style.display='none'";
 eval(tmp_str);
 }
 }
 return false ;
}

function CheckAll(form)  
{for (var i=0;i<form.elements.length;i++)  
{var e = form.elements[i];  
if (e.name != 'chkall')  
e.checked = form.chkall.checked;  
}  
}  

function selectsearch(m)
{
//if (m!=0){window.open(m);打开新窗口
if (m!=0){self.location.href(m);在当前窗口打开
}
return false;
}