var currTab 	= 'sResidential';
var currLink 	= 'res';

function showTab(id, href)
{
	var div 			= document.getElementById(id);
	var aTag 			= document.getElementById(href);
	var currDiv 		= document.getElementById(currTab);
	var currHref		= document.getElementById(currLink);
	
	if(id != currTab)
	{
		div.style.display 	= 'block';
		aTag.className 		= 'active';
		
		currDiv.style.display 	= 'none';
		currHref.className 		= '';
	}
	
	currLink 	= href;
	currTab 	= id;
}

function removeDefaultText(obj,text)
{
	var savedText = text;
	
	if(obj.value == text)
	{
		obj.value = '';
	}
}
function checkField(obj,text)
{
	var savedText = text;
	
	if(obj.value == '')
	{
		obj.value = text;
	}
}