// JavaScript Document
var err_mes;
var sino;
sino=1;
err_mes="";
function emlfirstchk(emlval)
{
apos=emlval.indexOf("@"); 
dotpos=emlval.lastIndexOf(".");
lastpos=emlval.length-1;
	if (apos<1 || dotpos-apos<2 || lastpos-dotpos>4 || lastpos-dotpos<2) 
	{	
		return false;
	}
	else 
	{
		return true;
	}

	return true;
}

function validEmail(emlval)
{

var validchars = "abcdefghijklmnopqrstuvwxyz0123456789@._";
for (var i=0; i < emlval.length; i++)
	 {
    var letter = emlval.value.charAt(i).toLowerCase();
	if (validchars.indexOf(letter) != -1)
	continue;
	else
    alert("Invalid character: " + letter + " used in Email Address");
    return false;   
  }
}
function mescheck()
{
	if(document.cform.c_name.value=="")
	{
		err_mes=err_mes + sino + '. Enter Your Name\n';
		sino=parseInt(sino + 1);
	}
	if((document.cform.p1.value=="") || (document.cform.p2.value=="") || (document.cform.p3.value==""))
	{
		err_mes=err_mes + sino + '. Enter Your Phone Number in ISD-STD-PHONE NO Format\n';
		sino=parseInt(sino + 1);
	}
	if(document.cform.emailadd.value=="")
	{
		err_mes=err_mes + sino + '. Enter Your Email Address\n';
		sino=parseInt(sino + 1);
	}
	else
	{

		if(emlfirstchk(document.cform.emailadd.value)==false)
		{
			err_mes=err_mes + sino + '. This Is Not A Valid Email Address\n';
			sino=parseInt(sino + 1);
		}
		
	}
	if(document.cform.message.value=="")
	{
		err_mes=err_mes + sino + '. Enter Brief About Your Enquiry\n';
		sino=parseInt(sino + 1);
	}
	
	if(err_mes=="")
	{
		return true;
	}
	else
	{
	err_mes = "  PLEASE FILL THE FOLLOWING DETAILS IN THE GIVEN FORM           \n\n" + err_mes;
	alert(err_mes);
	sino=1;
	err_mes="";
	document.cform.c_name.focus();
	return false;
	}
	
}