// JavaScript Document
function IsValidEmail(str) 
{
	/*if ( str.indexOf(".") <=2 || str.indexOf("@") <=0  )
		return false;*/
		
	if( str.indexOf(",") >=0 )
		return false;
	if( str.indexOf(";") >=0 )
		return false;
	if( str.indexOf("(") >=0 )
		return false;
	if( str.indexOf(")") >=0 )
		return false;
	if( str.indexOf("+") >=0 )
		return false;
	if( str.indexOf(" ") >=0 )
		return false;
	if( str.indexOf("?") >=0 )
		return false;
	if( str.indexOf("`") >=0 )
		return false;
	if( str.indexOf("#") >=0 )
		return false;
	if( str.indexOf("!") >=0 )
		return false;
	if( str.indexOf("$") >=0 )
		return false;
	if( str.indexOf("%") >=0 )
		return false;
	if( str.indexOf("*") >=0 )
		return false;
	if( str.indexOf("=") >=0 )
		return false;																										
		
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   //alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   //alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    //alert("Invalid E-mail ID")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    //alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    //alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    //alert("Invalid E-mail ID")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    //alert("Invalid E-mail ID")
		    return false
		 }

 		 return true					
}
function validate(form)
{
	if (form.name.value.length == 0 ) 
	{
		alert("Please enter \"Name\".");
		form.name.focus();
		return (false);
	}
	if (form.phone.value.length == 0 ) 
	{
		alert("Please enter \"Phone\".");
		form.phone.focus();
		return (false);
	}
	stremail=document.getElementById("email");
	if (stremail.value.length==0)
	{
		alert("Please enter \"E-mail\".");
		stremail.focus();
		return (false);
	}
	if(!IsValidEmail(stremail.value))
	 {
		alert("\"E-mail\" format is incorect.");
		stremail.focus();
		return(false);
	}
	if (form.message.value.length == 0 ) 
	{
		alert("Please enter \"Message\".");
		form.message.focus();
		return (false);
	}
}
function validateregister(form)
{
	/*if (form.name.value.length == 0 ) 
	{
		alert("Please enter \"First Name\".");
		form.name.focus();
		return (false);
	}
	if (form.lastname.value.length == 0 ) 
	{
		alert("Please enter \"Last Name\".");
		form.lastname.focus();
		return (false);
	}*/
	stremail=document.getElementById("Email");
	if (stremail.value.length==0)
	{
		alert("Please enter \"Email\".");
		stremail.focus();
		return (false);
	}
	if(!IsValidEmail(stremail.value))
	 {
		alert("\"Email\" format is incorect.");
		stremail.focus();
		return(false);
	}
	/*
	
	if (form.phone.value.length == 0 ) 
	{
		alert("Please enter \"Phone\".");
		form.phone.focus();
		return (false);
	}
	if (form.password.value.length == 0 ) 
	{
		alert("Please enter \"Password\".");
		form.password.focus();
		return (false);
	}
	if (form.cpassword.value.length == 0 ) 
	{
		alert("Please enter \"Confirm Password\".");
		form.cpassword.focus();
		return (false);
	}
	if (form.password.value!=form.cpassword.value ) 
	{
		alert("\"Password\" is not the same with \"Confirm Password\".");
		form.cpassword.focus();
		return (false);
	}*/
	
}
function showcontact()
{
	document.getElementById('showcontact').style.display="block";
}
function hidecontact()
{
	document.getElementById('showcontact').style.display="none";
}