//Tell Netscape users to get a new browser
var BrowserSniff = 
{
	init: function()
	{
		var b = navigator.userAgent.toLowerCase();
		
		if (b.indexOf("netscape") != -1 || BrowserSniff.identifyBrowser() == false) 
		{
			alert ('Please upgrade to a more modern browser to view this site.');
		}
	},
	
	identifyBrowser: function() 
	{
		var agent = navigator.userAgent.toLowerCase();

  		if (typeof navigator.vendor != "undefined" && navigator.vendor == "KDE" && typeof window.sidebar != "undefined") {
    		return "kde";
  		
  		} else if (typeof window.opera != "undefined") {
  			var version = parseFloat(agent.replace(/.*opera[\/ ]([^ $]+).*/, "$1"));

    		if (version >= 7) {
      			return "opera7";
    		} else if (version >= 5) {
    	    	return "opera5";
   			}
    		
    		return false;
  		
  		} else if (typeof document.all != "undefined") {
    		if (typeof document.getElementById != "undefined") {
    		    var browser = agent.replace(/.*ms(ie[\/ ][^ $]+).*/, "$1").replace(/ /, "");

      			if (typeof document.uniqueID != "undefined") {
        			if (browser.indexOf("5.5") != -1) {
          				return browser.replace(/(.*5\.5).*/, "$1");
        			} else {
          				return browser.replace(/(.*)\..*/, "$1");
        			}
      			} else {
        			return "ie5mac";
      			}
    		}

    		return false;
  
  		} else if (typeof document.getElementById != "undefined") {
    		if (navigator.vendor.indexOf("Apple Computer, Inc.") != -1) {
      			if (typeof window.XMLHttpRequest != "undefined") {
        			return "safari1.2";
      			}

      			return "safari1";
    		} else if (agent.indexOf("gecko") != -1) {
      			return "mozilla";
    		}
  		}
  		
  		return false;
	}
}
Event.observe(window, 'load', BrowserSniff.init);


//Functions to control external links
var ExternalLinks = 
{
	init: function() 
	{
		var extLinks = $$('a.external');
		
		for (i=0; i<extLinks.length; i++)
		{
			Event.observe(extLinks[i], 'click', ExternalLinks.openNew.bindAsEventListener(extLinks[i]));	
		}
	},
	
	openNew: function(event) 
	{
		open(this.href);
		Event.stop(event);
	}
}
Event.observe(window, 'load', ExternalLinks.init);


//Mailto Encoding Functions
var HideMailto = 
{
	init: function() 
	{
		if ($$('a.email')) {
			var emls = $$('a.email');
			for (i=0; i<emls.length; i++) {
				var pre = emls[i].id;
				if (emls[i].getAttribute('title')) {
					var domain = emls[i].getAttribute('title');
				} else {
					var domain = 'flatironathleticclub.com';
				}
				emls[i].setAttribute("href", 'mailto:'+pre+'@'+domain);
				emls[i].firstChild.nodeValue = pre+'@'+domain;
			}
		}
	}
}
Event.observe(window, 'load', HideMailto.init);


//Functions to square up the columns
var EvenColumns = 
{
	init: function() 
	{
		if ($('homeheader')) {
			var mheight = $('content').getHeight() - 283;
		} else {
			var mheight = $('subcontent').getHeight();
		}
		if ($('homeleftsidebar')) {
			var lheight = $('homeleftsidebar').getHeight();
		} else {
			var lheight = $('subleftsidebar').getHeight();
		}
		if ($('homerightsidebar')) {var rheight = $('homerightsidebar').getHeight();}
		
		if (lheight > mheight)
		{
			if ($('homeheader')) {
				var newheight = lheight + 285;
			} else {
				var newheight = lheight - 19;
			} 	
		}
		if (rheight > newheight)
		{
			newheight += (rheight - newheight);
		}
		
		if ($('homeheader')) {
			$('content').setStyle({height: newheight+'px'});
		} else {
			$('subcontent').setStyle({height: newheight+'px'});
		}
	}

} 
Event.observe(window, 'load', EvenColumns.init);