// JScript File
function masterpageSubmitkeyClick(button) 
    {    
	  if (event.keyCode == 13) 
	  {        
		  event.keyCode=9;
		  event.returnValue = false;
		  document.all(button).click(); 
	  }
  }

  function goToSearch(){
    var txtKeyword=document.getElementById('masterpage_txtKeyword');
    var dlistProductGroup=document.getElementById('ctl00_dlistProductGroup');
    
    if(txtKeyword.value==''){
      alert('请输入关键字');
      txtKeyword.focus();
      return false;
    }
    
    if((txtKeyword.value.indexOf('<')!=-1)||(txtKeyword.value.indexOf('>')!=-1)){
      alert('不能输入非法字符');
      txtKeyword.select();
      return false;
    }
    
    if(dlistProductGroup.options[dlistProductGroup.selectedIndex].value=='')
      window.location.href='/Shop/search/search_list.html?keyword='+escape(txtKeyword.value);
    else  
      window.location.href='/Shop/search/search_list.html?keyword='+escape(txtKeyword.value)+'&big_group_id='+dlistProductGroup.options[dlistProductGroup.selectedIndex].value;
    return false;
  }