function checkall()
{	
if( document.sam.fname.value=="")
{alert("Please fill in your name")
document.sam.fname.focus();
return false
}
if( document.sam.surname.value=="")
{alert("Please fill in your surname")
document.sam.surname.focus();
return false
}
if( document.sam.company.value=="")
{alert("Please fill name of company")
document.sam.company.focus();
return false
}
if( document.sam.position.value=="")
{alert("Please fill your position")
document.sam.position.focus();
return false
}
if( document.sam.country.value=="")
{alert("Please fill your country")
document.sam.country.focus();
return false
}

if(document.sam.phone_no.value=="")
{
	alert("Please fill in your Phone No.")
	document.sam.phone_no.focus();
	return false
}
else
{
	inputStr = document.sam.phone_no.value
	var value = inputStr ;
	var pattern = /^[0-9\(\)\s-\\\/]+$/ ;
	var result = '' ;
	result = pattern.exec(value) ;
	if (value == "")
	{
		value = null ;
	}
	if(result == null)
	{
		alert ("Sorry, Please do not use any alphabets for Phone");
		document.sam.phone_no.focus();
		document.sam.phone_no.select();
		return false
	}
	}
if (document.sam.email.value=="")
{
alert("Enter your E-mail.")
document.sam.email.focus();
return false
}
t=document.sam.email.value;
p=t.indexOf("@");
d=t.indexOf(".");
if(p<1||d<1)
{
	alert ("invalid E-mail I.D");
	document.sam.email.focus();
	return false
}
}