var lnks = null;
var lnktargets = null;

function DoTabs (TabID) {
	lnks = document.getElementById(TabID).getElementsByTagName('a');
	lnktargets = $$('.tab-content');
	for(x = 0; x < lnks.length; x++){
		lnks[x].index = x;
		lnks[x].onclick = function () {
			var a = lnks.length;
			while(a--)
			{
				lnks[a].parentNode.className = CleanString(this.parentNode.className.replace('active',''));	
				lnktargets[a].className = CleanString(lnktargets[a].className.replace('show-me',''));	
			}
			this.parentNode.className = CleanString(this.parentNode.className + ' active');
			lnktargets[this.index].className = CleanString(lnktargets[this.index].className + ' show-me');
		}
	}
}

function CleanString(str) {
	return str.replace(/\s{2,}/g, ' ').trim();
}

function DisableBoxes() {
	document.forms['propertyfilterform'].chkAreaDevelopment.disabled = true;
	document.forms['propertyfilterform'].chkRetail.disabled = true;
	document.forms['propertyfilterform'].chkIndustrial.disabled = true;
	document.forms['propertyfilterform'].chkResidential.disabled = true;
	document.forms['propertyfilterform'].chkLeisure.disabled = true;
	document.forms['propertyfilterform'].chkOffices.disabled = true;
	document.forms['propertyfilterform'].chkLogistics.disabled = true;

	document.forms['propertyfilterform'].chkAreaDevelopment.checked = false;
	document.forms['propertyfilterform'].chkRetail.checked = false;
	document.forms['propertyfilterform'].chkIndustrial.checked = false;
	document.forms['propertyfilterform'].chkResidential.checked = false;
	document.forms['propertyfilterform'].chkLeisure.checked = false;
	document.forms['propertyfilterform'].chkOffices.checked = false;
	document.forms['propertyfilterform'].chkLogistics.checked = false;
} 

function EnableBoxes() {
	document.forms['propertyfilterform'].chkAreaDevelopment.disabled = false;
	document.forms['propertyfilterform'].chkRetail.disabled = false;
	document.forms['propertyfilterform'].chkIndustrial.disabled = false;
	document.forms['propertyfilterform'].chkResidential.disabled = false;
	document.forms['propertyfilterform'].chkLeisure.disabled = false;
	document.forms['propertyfilterform'].chkOffices.disabled = false;
	document.forms['propertyfilterform'].chkLogistics.disabled = false;
}

function toggleClassName(id, x, y) {
var el = document.getElementById(id);
if (el)
{
if (el.className == x)

{ el.className = y; } 
else if (el.className == y)

{ el.className = x; } 
}
}