function checkfield(loginform)
{
	if(loginform.Description.value=="")	
	{		
		alert("Please Enter Description.");		
		loginform.Description.focus();		
		return false;	
	}	
	
	if(loginform.S_name.value=="")	
	{		
		alert("Please Enter Your Name.");		
		loginform.S_name.focus();		
		return false;	
	}		
	
	if (loginform.S_email.value == "")	
	{		
		alert("Please Enter a valid Email address.");		
		loginform.S_email.focus();		
		return false;	
	}	
	
	if (loginform.S_ccode.value == "")	
	{		
		alert("Please Enter a valid Country Code.");		
		loginform.S_ccode.focus();		
		return false;	
	}	
	
	if (loginform.S_acode.value == "")	
	{		
		alert("Please Enter a valid State Code.");		
		loginform.S_acode.focus();		
		return false;	
	}	
	
	if (loginform.S_phone.value == "")	
	{		
		alert("Please Enter a valid Phone No.");		
		loginform.S_phone.focus();		
		return false;	
	}	
	
	if (!isEmailAddr(loginform.S_email.value))	
	{		
		alert("Please Enter a valid Email address E.g. : yourname@yourdomain.com");		
		loginform.S_email.focus();		
		return false;	
	}
	
	if (loginform.S_country.value == "")	
	{		
		alert("Please Select your country.");		
		loginform.S_country.focus();		
		return false;	
	}	
	return true;
}

function isEmailAddr(S_email)
{  
	var result = false  
	var theStr = new String(S_email)  
	var index = theStr.indexOf("@");  
	if (index > 0)  
	{	
		var pindex = theStr.indexOf(".",index);	
		if ((pindex > index+1) && (theStr.length > pindex+1))	
		result = true;  
	}  
	return result;
}

function ValidateNum(input,event)	
{		
	var keyCode = event.which ? event.which : event.keyCode;		
	if(parseInt(keyCode)>=48 && parseInt(keyCode)<=57)		
	{			
	return true;		
	}		
	return false;	
}