function check()

{

	if(document.InfoForm.nam.value=="")

	{	

		alert("Oops you forgot to enter your name!")

		document.InfoForm.nam.focus()

		return false;	

	}

	

	if(document.InfoForm.ema.value=="")

	{	

		alert("Oops you forgot to enter your email address!")

		document.InfoForm.ema.focus()

		return false;

	}

	

	if(document.InfoForm.pho.value=="")

	{	

		alert("Oops you forgot to enter your phone number!")

		document.InfoForm.pho.focus()

		return false;

			}

			

	if(document.InfoForm.que.value=="")

	{	

		alert("Oops You forgot to Enter Query!")

		document.InfoForm.que.focus()

		return false;

	}



if (document.InfoForm.ema.value!="")

	{  

	var email=document.forms[0].ema.value;



		var reg=new RegExp(	"^[A-Za-z0-9_]{1,}[.]?[A-Za-z0-9_]{1,}@{1,}([A-Za-z0-9_]+[.]{1})+[A-Za-z0-9_]{1,}$");	

		if(!reg.test(email))

		{

		

			alert("Oops you have entered wrong email address!"); 

			document.InfoForm.ema.focus()

			return false;

		}

	}

	return true;

}