if(document.images)
{
	pic1= new Image(); 
	pic1.src="images/Logo.gif"; 
	
	pic2= new Image(); 
	pic2.src="images/LogoOrange.gif"; 
	
	pic3= new Image(); 
	pic3.src="images/LogoYellow.gif"; 
	
	pic4= new Image(); 
	pic4.src="images/LogoBlue.gif";
	
	pic5= new Image(); 
	pic5.src="images/LogoAll.gif"; 
}


function change_ToLogo()
{
	document.banlogo.src=pic1.src;
}

function change_ToOrange()
{
	document.banlogo.src=pic2.src;
}

function change_ToYellow()
{
	document.banlogo.src=pic3.src;
}

function change_ToBlue()
{
	document.banlogo.src=pic4.src;
}

function change_ToAll()
{
	document.banlogo.src=pic5.src;
}