// JavaScript Document
function chkemp()
{
	if(document.getElementById("Name").value=="")
	{
		alert("Please Enter Your Name");
		document.getElementById("Name").focus();
		return false;
	}
	else if(document.getElementById("Business").value=="")
	{
		alert("Please Enter Your Business");
		document.getElementById("Business").focus();
		return false;
	}
	else if(document.getElementById("Phone").value=="")
	{
		alert("Please Enter Phone Number");
		document.getElementById("Phone").focus();
		return false;
	}
	else if(document.getElementById("_email").value=="")
	{
		alert("Please Enter Your Email Address");
		document.getElementById("_email").focus();
		return false;
	}
	else if(document.getElementById("Message").value=="")
	{
		alert("Please Enter Your Message");
		document.getElementById("Message").focus();
		return false;
	}
	else if(document.getElementById("_email").value!="")
	{
		return chk_email(document.getElementById("_email").value);
	}
	else
	{
		return true;	
	}
}

function chk_email(emval)
{
	pos=emval.indexOf("+");
	if(!pos==0)
	{
		apos=emval.indexOf("@"); 
		dotpos=emval.lastIndexOf(".");
		lastpos=emval.length-1;
		if (apos<1 || dotpos-apos<2 || lastpos-dotpos>4 || lastpos-dotpos<2) 
		{	
			alert("Please enter your valid Email Address...!");
			return false;
		}
		else 
		{
			return validEmail(emval);
		}
		return true;	
	} 
}

function validEmail(emval)
{
	var validchars = "abcdefghijklmnopqrstuvwxyz0123456789@._-";
	for (var i=0; i < emval.length; i++)
	{
    	var letter = emval.charAt(i).toLowerCase();
		if (validchars.indexOf(letter) != -1)
		{
			continue;
		}
		else
		{
    		alert("Invalid character: " + letter + " used in Email Address");
	    	return false; 
		}
	}
}

function contactuschk()
{
	if(document.getElementById("Name").value=="")
	{
		alert("Please Enter Your Name");
		document.getElementById("Name").focus();
		return false;
	}
	else if(document.getElementById("_email").value=="")
	{
		alert("Please Enter Your Email address");
		document.getElementById("_email").focus();
		return false;
	}
	else if(document.getElementById("Message").value=="")
	{
		alert("Please Enter Message");
		document.getElementById("Message").focus();
		return false;
	}
	else if(document.cus.hdcaptcha.value=="")
	{
		alert("Please Enter Security Code");
		document.cus.hdcaptcha.focus();
		return false;
	}
	else if(document.getElementById("_email").value!="")
	{
		return chk_email(document.getElementById("_email").value);
	}
	else
	{
		return true;	
	}
}