/*
	opacity-blender
	(c) 2002 Malte John, DDD Design
*/

var op = 0;

var step = 5;


function	blend( dir )
{
	if( dir ) 
		step = +5;
	else
		step = -5;

	blender();
}

function 	blender()
{

	op += step;

	document.images["SECONDIMG"].style.MozOpacity = "" + op/100 + "";

	if( document.images["SECONDIMG"].filters )
		document.images["SECONDIMG"].filters.alpha.opacity = op;

	if( op < 0 ) {
		step = 0;
		op = 0;
	} else if ( op > 100 ) {
		step = 0;
		op = 100;
	} else {
		setTimeout( "blender()", 50 )
	}

}