// JavaScript Document

function MM_openBrWindow(theURL,winName,features) { //v2.0
  newWindow = window.open(theURL,winName,features);
  newWindow.focus();
}

function popupWindow(url) {
  newWindow = window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=600,height=500,screenX=150,screenY=150,top=150,left=150');
  newWindow.focus();
}

function isValidEmail(strEmail) {		
	if (strEmail.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
		return true;
	else
		return false;
}


function validstr(str) {	
	var len = str.length;	
	var i;
	var flag = 0 ;
	for(i=0;i<len;i++)
	{
		if((str.charAt(i) >= 'a' && str.charAt(i) <= 'z' )|| (str.charAt(i) >= 'A' && str.charAt(i) <= 'Z') || str.charAt(i)==" " || str.charAt(i)=="-")
		{
			continue;						
		}
		else
		{
			 flag = 1;			
		}			
	}
	if(flag == 1)
		 return false;
	else
		return true;
}


function checkContact()
{
	var msg;
	var fobj;
	var bln;
	msg = "There were errors with the information you  submitted.\n\n";
	bln = true;
	
	if(document.frmContact.cname.value == "")
	{
		msg += "Please enter a contact name.\n";		
		fobj = document.frmContact.cname;	
		bln = false;
	}
	
	if(document.frmContact.email.value == "")
	{
		msg += "Please enter an email address.\n";		
		if(bln)
			fobj = document.frmContact.email;	
		bln = false;
	}
	else
	{
		if(!isValidEmail(document.frmContact.email.value))
		{
			msg += "Your email address must be in the form of you@yourdomain.com\n";
			if(bln) fobj = document.frmContact.email;	
			bln = false;
			document.frmContact.email.value="";
		}	   
	}			
	
	if(document.frmContact.desc.value == "")
	{
		msg += "Please enter your comments or questions.\n";		
		if(bln) 	fobj = document.frmContact.desc;	
		bln = false;
	}
		   
	
	
	if(bln == false)
	{
		alert(msg);
		fobj.focus();
	}
	else
	{	
		document.frmContact.action = "contact.php";
		document.frmContact.submit();
	}
}



function checkNewsletter()
{
	var msg;
	var fobj;
	var bln;
	msg = "There were errors with the information you  submitted.\n\n";
	bln = true;
		
	
	if(document.frmNewsletter.txt_email_addr.value == "")
	{
		msg += "Please enter an email address.\n";		
		if(bln)
			fobj = document.frmNewsletter.txt_email_addr;	
		bln = false;
	}
	else
	{
		if(!isValidEmail(document.frmNewsletter.txt_email_addr.value))
		{
			msg += "Your email address must be in the form of you@yourdomain.com\n";
			if(bln) fobj = document.frmNewsletter.txt_email_addr;	
			bln = false;
			document.frmNewsletter.txt_email_addr.value="";
		}	   
	}			   
	
	
	if(bln == false)
	{
		alert(msg);
		fobj.focus();
	}
	else
	{	
		document.frmNewsletter.action = "index.php";
		document.frmNewsletter.submit();
	}
}