function validation()

{

var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;

//string.replace(/\s/g, "");

var name= ((document.getElementById("name").value).replace(/\s/g, ""));

var email= ((document.getElementById("email").value).replace(/\s/g, ""));

/*var cellphone= ((document.getElementById("cellphone").value).replace(/\s/g, ""));*/





if(name=='')

{

alert('Please Enter your name');

document.getElementById("name").focus();

return false;

}



if(email=='')

{

alert('Please Enter your Emailid');

document.getElementById("email").focus();

return false;

}



if(reg.test(email)==false)

{

alert('Please Enter valid Emailid');

document.getElementById("email").focus();

return false;

}





/*if(cellphone==""||cellphone==null)

{

alert('Please Enter your Cell Phone number');

document.getElementById("cellphone").focus();

return false;

} 

if(isNaN(cellphone)||cellphone.length>10)
{
alert("Please Enter your correct Cell Phone number");
return false;
}
*/
}