function validate()
{
flag=true;

   if((document.frm.contact.value=="")) 
  {
   flag=false;
   alert("Enter your Name");
   document.frm.contact.focus();
   document.frm.contact.select();
   return flag;
  } 

    if((flag) && (document.frm.add.value==""))
  {
   flag=false;
   alert("Enter Your Address");
   document.frm.add.focus();
   document.frm.add.select();
   return flag; 
  }
   
    if((flag) && (document.frm.city.value==""))
  {
   flag=false;
   alert("Enter Your City");
   document.frm.city.focus();
   document.frm.city.select();
   return flag; 
  }
    if((flag) && (document.frm.state.value==""))
  {
   flag=false;
   alert("Enter Your State");
   document.frm.state.focus();
   document.frm.state.select();
   return flag; 
  }

    if((flag) && (document.frm.country.value==""))
  {
   flag=false;
   alert("Enter Your Country");
   document.frm.country.focus();
   document.frm.country.select();
   return flag; 
  }

   if((flag) && (document.frm.phone.value=="") ||(isNaN(document.frm.phone.value)))
  {
   flag=false;
   alert("Enter your Phone Number.");
   document.frm.phone.focus();
   document.frm.phone.select();
   return flag;
  }


   if((flag) && ((document.frm.email.value).indexOf("@")<=0 || (document.frm.email.value).indexOf(".")<=2 || (document.frm.email.value).indexOf("/")>0) || (document.frm.email.value).indexOf(".")==(document.frm.email.value).indexOf("@")+1)
 { 
   flag=false;
   alert("enter valid email address"); 
   document.frm.email.focus();  
   document.frm.email.select();  
   return flag;
 }

    if((flag) && (document.frm.product.value==""))
  {
   flag=false;
   alert("Enter Product Name");
   document.frm.product.focus();
   document.frm.product.select();
   return flag; 
  }

   if((flag) && (document.frm.enquiry.value==""))
 { 
   flag=false;
   alert("Enter your Enquiry/Feedback"); 
   document.frm.enquiry.focus();  	
   document.frm.enquiry.select();  
   return flag;
 }

return flag; 
}