function showTab(header,tab) {

	var tabContainer = document.getElementById('infoTabs');
	var tabHeaders = document.getElementById('infoHeaderTabs');

// Change Header Tabs to In-Active
	for (var i=0; i<tabHeaders.childNodes.length;i++) {
		tabHeaders.childNodes[i].className = '';
	}
// Change Clicked header Tab to Active	
	header.className = 'active';

// Hide all Tabs
	for (var i=0; i<tabContainer.childNodes.length;i++) {
		if (tabContainer.childNodes[i].id === tab ){
			tabContainer.childNodes[i].style.display = 'block';
		} else {
			tabContainer.childNodes[i].style.display = 'none';
		}
	}
}


var dlPDF = {
	overlay : null,
	form : null,
	timer : null,
	email : '',
	open : function (id) {
		this.form = document.createElement('FORM');
		this.form.id = 'dlPDF';
		this.form.onSubmit = 'return false;';
		this.form.innerHTML = '';
		document.body.appendChild(this.form);
		this.loadForm(id);
	},
	close : function () {
		document.body.removeChild(this.form);
	},
	loadForm : function (id) {
		var form = this.form;
		var success = function(o){ 
			form.innerHTML = o.responseText;
		};
		var failure = function(o){ form.innerHTML = o.responseText;};
		YAHOO.util.Connect.asyncRequest('get','dl.php?id='+id, {success: success, failure: failure});	
	},
	checkEmail : function (obj) {
		if (this.email != obj.value) {
			this.email = obj.value;
			window.clearTimeout(this.timer);
			this.timer = window.setTimeout('dlPDF.request()',500);
		}
	
	},
	request : function () {
		var form = this.form;
		var success = function(o){ 
			var errorMSG = document.getElementById('errorMsg');
			var errorIMG = document.getElementById('emailValidateImg');
			var response = eval('(' + o.responseText + ')'); 
			if (response.success == true) {
				errorIMG.src = 'components/tonkin_conferences/images/accept.png';
				errorMSG.style.display = 'none';
				document.getElementById('submitBtn').setAttribute('disabled',false);
				document.getElementById('submitBtn').disabled=false;
			} else {
				errorIMG.src = 'components/tonkin_conferences/images/cancel.png';
				switch (response.msg) {
					case 'free':
						errorMSG.style.display = 'block';
						errorMSG.innerHTML = '"The email address you provided is not accepted by this website. Please provide a current, valid email address which identifies the company for whom you work."';
						document.forms['dlPDF'].type.value = '';
						document.getElementById('submitBtn').setAttribute('disabled',true);
						document.getElementById('submitBtn').disabled=true;
						break;
					case 'competitor':
						document.getElementById('submitBtn').setAttribute('disabled',false);
						document.getElementById('submitBtn').disabled=false;				
						errorIMG.src = 'components/tonkin_conferences/images/accept.png';					
						document.forms['dlPDF'].type.value = 'competitor';	
						
						break;
					default:
						if (response.msg != '') {
							errorMSG.innerHTML = response.msg;
							errorMSG.style.display = 'block';
						}
						document.getElementById('submitBtn').setAttribute('disabled',true);
						document.getElementById('submitBtn').disabled=true;

				}
				
			}
		};
		var failure = function(o){ alert(o.responseText); };
		if (this.email != '') {
			YAHOO.util.Connect.asyncRequest('get','dl.php?a=validate&email='+this.email, {success: success, failure:failure});	
		}
		
	},
	submit : function () {

		var form = this.form;
		YAHOO.util.Connect.setForm(form);
		var success = function(o){
			var response = eval('('+ o.responseText + ')');
			if (response.success == true) {
				form.className = 'success';
			} else {
				form.className = 'error';			
			}
			form.innerHTML = response.msg;
			setTimeout('dlPDF.close()',5000);
		};
		var failure = function(o){ alert(o.responseText); };
		
		if (this.email != '' && cms.forms.validate(form)) {
			YAHOO.util.Connect.asyncRequest('GET','dl.php?a=send', {success: success, failure:failure});	
			form.className = "sending";
			form.innerHTML = "Sending Request";
		}
	
	}
	
}