function OpenWindow(theURL,winName,features) 
{
	window.open(theURL,winName,features);
}
function isCharsOk(sName, sList)
{
	var i,c;
	for (i = 0; i < sName.length; i++)
	{
		c = sName.charAt(i);
		if (sList.indexOf(c) == -1)
			return false; 
	}
	return true;
}
//Validating the Date Selected
function ChkMonthDays(MonIndex,SelDay,SelYear)
{
	if(MonIndex==4 || MonIndex==6 || MonIndex==9 || MonIndex==11)
	{
		if(parseInt(SelDay)==31)
		{
			return false;
		}
	} 
	if(MonIndex==2)	//For Feb.
	{
		if((parseInt(SelYear) % 4)!=0)
		{
			if(parseInt(SelDay)>28)
			{
				return false;
			}
		}
		else if((parseInt(SelYear) % 400)==0)
		{
			if(parseInt(SelDay)>29)
			{
				return false;
			}
		}
		else if((parseInt(SelYear) % 100)==0)
		{
			if(parseInt(SelDay)>28)
			{
				return false;
			}
		}
		else
		{
			if(parseInt(SelDay)>29)
			{
				return false;
			}
		}
	}
}
// For Helps i.e On mouse Images.
function MM_preloadImages() 
{ //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_swapImgRestore()
{ //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_findObj(n, d)
{ //v4.01
	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage()
{ //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function NamesPhoneCountry(sender, args)
{
	args.IsValid=true;
	sender.errormessage="";

	vFirstName	= document.getElementById("txtFirstName").getAttribute("value");
	vLastName	= document.getElementById("txtLastName").getAttribute("value");
	vPhone		= document.getElementById("txtPhone").getAttribute("value");
	vCountry	= document.getElementById("ddlCountry").getAttribute("value");

	if((vFirstName!="") && (!isCharsOk( vFirstName, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.'-_ ")))
	{
		if (sender.errormessage == "")
			sender.errormessage = "FirstName contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "<Br>FirstName contains numbers or special characters between or after !";
		args.IsValid=false;
	}
	if((vLastName!="") && (!isCharsOk( vLastName, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.'-_ ")))
	{
		if (sender.errormessage == "")
			sender.errormessage = "LastName contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "<Br>LastName contains numbers or special characters between or after !";
		args.IsValid=false;
	}
	if((vPhone!="")&& (!isCharsOk( vPhone, "0123456789-")))
	{
		if (sender.errormessage == "")
			sender.errormessage = "Phone should contain only numbers !";
		else
			sender.errormessage = sender.errormessage + "<Br>Phone should contain only numbers !";
		args.IsValid=false;
	}
	if ( vCountry == "-1")
	{
		if (sender.errormessage == "")
			sender.errormessage = "Country !";
		else
			sender.errormessage = sender.errormessage + "<Br>Country !";
		args.IsValid=false;
	}
}

function ResetForm()
{
	document.TellAFriend.reset();
}
function CheckField(sender,args)
{
	args.IsValid = true;
	sender.errormessage="";

	vFriendName1 = document.getElementById("txtFriendName1").getAttribute("value");
	vFriendName2 = document.getElementById("txtFriendName2").getAttribute("value");
	vFriendName3 = document.getElementById("txtFriendName3").getAttribute("value");
	vFriendName4 = document.getElementById("txtFriendName4").getAttribute("value");
	vFriendName5 = document.getElementById("txtFriendName5").getAttribute("value");
	vFriendEmail1 = document.getElementById("txtFriendEmail1").getAttribute("value");
	vFriendEmail2 = document.getElementById("txtFriendEmail2").getAttribute("value");
	vFriendEmail3 = document.getElementById("txtFriendEmail3").getAttribute("value");
	vFriendEmail4 = document.getElementById("txtFriendEmail4").getAttribute("value");
	vFriendEmail5 = document.getElementById("txtFriendEmail5").getAttribute("value");

	// Checking if the User has entered atleast one Full name and Email of his friend.
	if ( vFriendName1 == "" && vFriendEmail1 == "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter atleast One Name and Email-ID of your Friend !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter atleast One Name and Email-ID of your Friend !";
		args.IsValid=false;
	}
	// Checking if the User has entered Email but not Full name of his Friend1.
	if ( vFriendName1 == "" && vFriendEmail1 != "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Full Name !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Full Name !";
		args.IsValid=false;
	}
	// Checking if the User has entered Name but not Email of his Friend1.
	if ( vFriendName1 != "" && vFriendEmail1 == "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Email-ID !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Email-ID !";
		args.IsValid=false;
	}
	// Checking if the User has entered Email but not Full name of his Friend2.
	if ( vFriendName2 == "" && vFriendEmail2 != "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Full Name !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Full Name !";
		args.IsValid=false;
	}
	if ( vFriendName2 != "" && vFriendEmail2 == "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Email-ID !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Email-ID !";
		args.IsValid=false;
	}
	// Checking if the User has entered Email but not Full name of his Friend3.
	if ( vFriendName3 == "" && vFriendEmail3 != "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Full Name !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Full Name !";
		args.IsValid=false;
	}
	if ( vFriendName3 != "" && vFriendEmail3 == "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Email-ID !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Email-ID !";
		args.IsValid=false;
	}
	// Checking if the User has entered Email but not Full name of his Friend4.
	if ( vFriendName4 == "" && vFriendEmail4 != "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Full Name !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Full Name !";
		args.IsValid=false;
	}
	if ( vFriendName4 != "" && vFriendEmail4 == "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Email-ID !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Email-ID !";
		args.IsValid=false;
	}
	// Checking if the User has entered Email but not Full name of his Friend5.
	if ( vFriendName5 == "" && vFriendEmail5 != "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Full Name !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Full Name !";
		args.IsValid=false;
	}
	if ( vFriendName5 != "" && vFriendEmail5 == "" )
	{
		if (sender.errormessage == "")
			sender.errormessage = "Please enter your Friends Email-ID !";
		else
			sender.errormessage = sender.errormessage + "<Br>Please enter your Friends Email-ID !";
		args.IsValid=false;
	}
	// Checking for any special characters in the Friends Name.
	if( ( vFriendName1 != "" ) && ( !isCharsOk( vFriendName1, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.' ") ) )
	{
		if ( sender.errormessage == "" )
			sender.errormessage = "Friends' Name contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "<Br>Friends' Name contains numbers or special characters between or after !";
		args.IsValid=false;
	}
	if( ( vFriendName2 != "" ) && ( !isCharsOk( vFriendName2, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.' ") ) )
	{
		if ( sender.errormessage == "" )
			sender.errormessage = "Friends' Name contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "<Br>Friends' Name contains numbers or special characters between or after !";
		args.IsValid=false;
	}
	if( ( vFriendName3 != "" ) && ( !isCharsOk( vFriendName3, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.' ") ) )
	{
		if ( sender.errormessage == "" )
			sender.errormessage = "Friends' Name contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "<Br>Friends' Name contains numbers or special characters between or after !";
		args.IsValid=false;
	}
	if( ( vFriendName4 != "" ) && ( !isCharsOk( vFriendName4, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.' ") ) )
	{
		if ( sender.errormessage == "" )
			sender.errormessage = "Friends' Name contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "<Br>Friends' Name contains numbers or special characters between or after !";
		args.IsValid=false;
	}
	if( ( vFriendName5 != "" ) && ( !isCharsOk( vFriendName5, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.' ") ) )
	{
		if ( sender.errormessage == "" )
			sender.errormessage = "Friends' Name contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "<Br>Friends' Name contains numbers or special characters between or after !";
		args.IsValid=false;
	}
}
function validate(sender,args)
{
	args.IsValid=true;
	sender.errormessage='';
	
	vSignupFirstName	= document.getElementById("txtFirstName").getAttribute("value");
	vSignupLastName		= document.getElementById("txtLastName").getAttribute("value");
	
	if((vSignupFirstName!="") && (!isCharsOk( vSignupFirstName, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.' ")))
	{
		if (sender.errormessage == "")
			sender.errormessage = "FirstName contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "\nFirstName contains numbers or special characters between or after !";
		args.IsValid=false;
	}
	// **** 2 ****
	if((vSignupLastName!="") && (!isCharsOk( vSignupLastName, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.' ")))
	{
		if (sender.errormessage == "")
			sender.errormessage = "LastName contains numbers or special characters between or after !";
		else
			sender.errormessage = sender.errormessage + "\nLastName contains numbers or special characters between or after !";
		args.IsValid=false;
	}
}