var ie7=false;
var ie=false;
var chrome=false;

function setEmbedHeight(e,f){
	ie?initChild=0:initChild=1;
	f.style.height=e.childNodes[initChild].style.height=frameHeight;
	
	e.style.top=frameTop;
	e.style.display='block';
	
	document.getElementById('container').style.opacity = 0.1;
	document.getElementById('container').style.MozOpacity = 0.1;
	
	var all=document.getElementsByTagName('div');
	if(ie){
		for(i=0;i<all.length;i++){
			if(all[i].id!='embed')
				all[i].style.filter = 'alpha(opacity=' + 10 + ')';
			else
				break;
		}
	}
}
function init(){

	var height=document.documentElement.clientHeight;

	var all=document.getElementsByTagName('div');
	var ul=document.getElementById('embeded');
	var a=ul.getElementsByTagName('a');
	var embed=document.getElementById('embed');
	var frame=document.getElementById('frame');
	
	var div=embed.getElementsByTagName('div');
	ii=0;
	for(i=0;i<div.length;i++){
		if(div[i].className=='mask'){
			ii++;
			eval("mask"+i+"=div[i]");
		}
	}
	document.getElementById('close').onmouseup=function(){
		embed.style.display='none';
		frame.src='includes/anim.htm';
		
		document.getElementById('container').style.MozOpacity = 1;
		document.getElementById('container').style.opacity = 1;
		
		
		if(chrome)// fix chrome alpha weirdness
			document.location=document.location;
			
		if(ie){
			for(i=0;i<all.length;i++){// fix ie alpha wierdness
					all[i].style.filter = 'alpha(opacity=' + 100 + ')';
				}
		}
	//	mask1.style.display=mask3.style.display='none';
	}
	for(i=0;i<a.length;i++){
		a[i].onclick=function(){
				switch(this.id){
					case 'members':
						frame.src='https://members.detroitchamber.com/signupv2/index.cfm?prod=spd';
						frameHeight='640px';
						frameTop=(height-640)/2+'px';
					break;
					case 'cobratrak':
						frame.src='https://www.cobratrak.com/affiliate/wizard/306d0141f4ba1806d846915e468c5a20.html?module=signup&action=index';
						if(ie)
							frameHeight=height-80+'px';
						else
							frameHeight=height-60+'px';
						frameTop=5+'px';
					break;
					case 'liveforlife':
						frame.src='https://www4.liveforlife.net/go.hcn?hcn2~SBegin~drc';
						frameHeight='600px';
						frameTop=(height-600)/2+'px';
//						mask1.style.display=mask3.style.display='block';

					break;
				}
				setEmbedHeight(embed,frame);
		}
	}
}


function addEvent(elm, evType, fn, useCapture){  //cross-browser event handling
	if(elm.addEventListener){//firefox, safari, chrome, opera
		elm.addEventListener(evType, fn, useCapture);
		if(navigator.userAgent.indexOf('Chrome')!=-1)
			chrome=true;
		return true;
	}else if(elm.attachEvent){//ie
		ie=true;
		ieVer=navigator.userAgent.charAt(navigator.userAgent.indexOf('MSIE')+5);
		ieVerNum=parseInt(ieVer);
		if(ieVerNum<=7)
			ie7=true;
			
		var r = elm.attachEvent('on' + evType, fn);
		return r;
	}else{
		elm['on' + evType] = fn;
	}
}
addEvent(window, 'load', init, false);