if (document.images)
{
	var btn0on = new Image()
	btn0on.src = "images/on/who_on.gif"
	var btn0off = new Image() 
	btn0off.src = "images/off/who.gif"
	
	var btn1on = new Image()
	btn1on.src = "images/on/what_on.gif"
	var btn1off = new Image() 
	btn1off.src = "images/off/what.gif"
	
	var btn2on = new Image()
	btn2on.src = "images/on/employer_on.gif"
	var btn2off = new Image()
	btn2off.src = "images/off/employer.gif"
	
	var btn3on = new Image()
	btn3on.src = "images/on/employee_on.gif"
	var btn3off = new Image()
	btn3off.src = "images/off/employee.gif"
	
}  

function inact(imgName)
{
	if (document.images)
	{		
      document.images[imgName].src = eval (imgName + 'off.src');
	  
	}
}

function act(imgName)
{
	if (document.images)
	{		
      document.images[imgName].src = eval (imgName + 'on.src');	
	}
}

// open pop-up window

function commpop(url){
	thunder_b = window.open(url,'Canada Human Resources Network','width=430,height=490');
}