function switchBG(p){
	
	if(!document.getElementById('mySearch').value)
	{
		switch(p)
		{
			case "Google" :
				document.getElementById('mySearch').style.backgroundImage = 'url(images/poweredgoogle.jpg)';
				break; 
			case "FT" :
				document.getElementById('mySearch').style.backgroundImage = 'url(images/poweredft.jpg)';
				break; 
			case "Blank" :
				document.getElementById('mySearch').style.backgroundImage = 'none';						
				break; 
		}
	}
}
function restoreBG(){
	if(!document.getElementById('mySearch').value)
	{
		document.getElementById('mySearch').style.backgroundImage = document.getElementById('ss1').checked ? 'url(images/poweredft.jpg)' : 'url(images/poweredgoogle.jpg)';
	}
}