function setUnclicked(flag)
{
	
   var form = document.getElementById("searchForm");
   if(flag.checked)
   {
	   flag.c = 1;
	   
	    if(flag.value=="search_sign")
	   {
		   form.search_all.checked = false;
		   form.search_all.c=0;
		   form.search_name.checked = false;
		   form.search_name.c=0;
		   form.search_oldtype.checked = false;
		   form.search_oldtype.c=0;
		   form.search_msds.checked = false;
		   form.search_msds.c=0;
		   form.search_cas.checked = false;
		   form.search_cas.c=0;
       
		   form.action="/brand/list/defaults.asp";
		   return;
	   }
	   
	    if(flag.value=="search_name")
	   {
		   form.search_sign.checked = false;
		   form.search_sign.c=0;
		   form.search_oldtype.checked = false;
		   form.search_oldtype.c=0;
		   form.search_all.checked = false;
		   form.search_all.c=0;
		   form.search_msds.checked = false;
		   form.search_msds.c=0;
		   form.search_cas.checked = false;
		   form.search_cas.c=0;
       form.keytype.value="1";
		   form.action="/search/list/default.asp";
		   return;
	   }
	    if(flag.value=="search_oldtype")
	   {
		   form.search_sign.checked = false;
		   form.search_sign.c=0;
		   form.search_name.checked = false;
		   form.search_name.c=0;
		   form.search_all.checked = false;
		   form.search_all.c=0;
		   form.search_msds.checked = false;
		   form.search_msds.c=0;
		   form.search_cas.checked = false;
		   form.search_cas.c=0;
       form.keytype.value="5";
		   form.action="/search/list/default.asp";
		   return;
	   }
	   
	   
	   if(flag.value=="search_all")
	   {
		   form.search_sign.checked = false;
		   form.search_sign.c=0;
		   form.search_name.checked = false;
		   form.search_name.c=0;
		   form.search_oldtype.checked = false;
		   form.search_oldtype.c=0;
		   form.search_msds.checked = false;
		   form.search_msds.c=0;
		   form.search_cas.checked = false;
		   form.search_cas.c=0;
       form.keytype.value="7";
		   form.action="/search/list/default.asp";
		   return;
	   }
	   if(flag.value=="search_cas")
	   {
		   form.search_sign.checked = false;
		   form.search_sign.c=0;
		   form.search_name.checked = false;
		   form.search_name.c=0;
		   form.search_oldtype.checked = false;
		   form.search_oldtype.c=0;
		   form.search_msds.checked = false;
		   form.search_msds.c=0;
		   form.search_all.checked = false;
		   form.search_all.c=0;
       form.keytype.value="3";
		   form.action="/search/list/default.asp";
		   return;
	   }
	   if(flag.value=="search_msds")
	   {
		   form.search_sign.checked = false;
		   form.search_sign.c=0;
		   form.search_name.checked = false;
		   form.search_name.c=0;
		   form.search_oldtype.checked = false;
		   form.search_oldtype.c=0;
		   form.search_all.checked = false;
		   form.search_all.c=0;
		   form.search_cas.checked = false;
		   form.search_cas.c=0;
       form.keytype.value="5";
		   form.action = "/search/list/default.asp";
		  
		 return;
	   }
   }
   else
	{
	     flag.c = 0;
       if(form.search_sign.checked ==false&&form.search_name.checked ==false&&form.search_oldtype.checked ==false&&form.search_msds.checked ==false&&form.search_all.checked ==false&&form.search_cas.checked ==false)
		{
			 form.keytype.value="7";
			 form.action="/search/list/default.asp";
			 
			 return;
		}

   
   }
}

function OnEnter( field ) 
{ 
	if( field.value == field.defaultValue ) 
	{ 
		field.value = ""; 
	} 
}
function OnExit( field ) 
{ 
	if( field.value == "" ) 
	{ 
		field.value = field.defaultValue; 
	} 
}
function isValid(form){

  var imagebutton = document.getElementById("imagebutton");
  imagebutton.disabled="disabled";  
  return true;

}