// JavaScript Document
function switch_img(div_name,img_name)
{
    document.getElementById(div_name).src=img_name;
}
 function setvalue1(obj)
 {
   if(obj.value=="请输入您要搜索的内容")
   {
   obj.value="";
   obj.focus();
   }
 }
 function setvalue2(obj,aa)
 {
   if (obj.value=="")
   {
     obj.value=aa;
	 obj.blur();
   }
 }
 function checked()
 {
   if(document.formSearch1.keywords.value=="" || document.formSearch1.keywords.value=="货号或名称")
   {
     alert("请输入要检索的货号或名称！");
	 return false;
   }
 }
 function checked1()
 {
   if(document.formSearch2.keywords.value=="" || document.formSearch2.keywords.value=="选择尺码")
   {
     alert("请选择尺码");
	 return false;
   }
 }
function loadx(lb)
{
document.getElementById("menu"+lb).style.display = "block";
}