function validate()
{
 emailReg =/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*\.(\w{2}|(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum))$/; 
 
 if(document.frm.name.value=="")
 
  {
     alert("Please enter your  name");
	   document.frm.name.focus();
	     return false;
		 }
		 
       else if(document.frm.company.value=="")
 
             {
               alert("Please enter your Company");
	             document.frm.company.focus();
	             return false;
		          }
				  
		 else if(document.frm.phone.value=="")
 
             {
               alert("Please enter your telephone number");
	             document.frm.phone.focus();
	             return false;
		          }
				  
			
			else if(document.frm.email.value=="")
 
             {
               alert("Please enter your email id");
	             document.frm.email.focus();
	             return false;
		          }	
		  else if((document.frm.email.value!="")&&(!emailReg.test(document.frm.email.value)))
 {
   alert("Invalid email id! Please enter valid email");
     document.frm.email.focus();
	 return false;
	}   
				  
			
				  
			 
 return true;
}