function validate()
{
 var digits="0123456789";
 var aa="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
   var temp ;
flag=true;
    

if((flag) && (document.regform.T1.value==""))
{
   flag=false;
   alert("Please Enter Your Name ");
   document.regform.T1.focus();
   return flag;
}

  if((flag) && ((document.regform.T2.value).indexOf("@")<=0 || (document.regform.T2.value).indexOf(".")<=2 || (document.regform.T2.value).indexOf("/")>0) || (document.regform.T2.value).indexOf(".")==(document.regform.T2.value).indexOf("@")+1)
{ 
   flag=false;
   alert("Please enter your valid email address"); 
   document.regform.T2.focus();  
   return flag;
}
if((flag) && (document.regform.S1.value==""))
{
   flag=false;
   alert("Please Enter ingredients ");
   document.regform.S1.focus();
   return flag;
}

if((flag) && (document.regform.S2.value==""))
{
   flag=false;
   alert("Please Enter method ");
   document.regform.S2.focus();
   return flag;
}

if((flag) && (document.regform.T4.value==""))
{
   flag=false;
   alert("Please Enter Serves ");
   document.regform.T4.focus();
   return flag;
}
	return flag;
}