function validate_form1(form1)

{
  with (document.form1)

	{



   if(form1.name.value=='')

		{

		         alert(" Please Enter Your Full Name ");

			      form1.name.focus();

				  return false;

	     }



  if(form1.address.value=='')

		{

		         alert(" Please Enter Address");

			      form1.address.focus();

				  return false;

	     }
   if(form1.city.value=='')

		{

		         alert(" Please Enter City");

			      form1.city.focus();

				  return false;

	     }
		 if(form1.state.value=='')
		{

		         alert(" Please Enter State");

			      form1.state.focus();

				  return false;

	     }
		 


		  if(form1.mobile_no.value=='')

		{

		         alert(" Please Enter Mobile No. ");

			      form1.mobile_no.focus();

				  return false;

	     }
       if(form1.email1.value=='')

		{

		         alert(" Please Enter  Email ");

			      form1.email1.focus();

				  return false;

	     }

		 

 else if(isEMail(form1.email1.value))

		{

		         alert(" Please Enter Valid Email ");

			      form1.email1.focus();

				  return false;

	     }


		}

		return true;
	
}



function isEMail(s)

	{

		if(((s.indexOf("@"))==-1) || ((s.indexOf("."))==-1))

		{

			return true ;  

		}else{

			var x=s;

			var ctr=0;

			var dot=0;

			for(j=0;j<x.length;j++)

			{

				if(x.charAt(j)=="@"){

					ctr++;

				}

				if(x.charAt(j)=="."){

					dot++;

				}

			}

			if(ctr!=1){

				return true;

			}else{

				return false;

			}

		}

	}