var preloadFlag = false;

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			if(document[changeImages.arguments[i]]){
				document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			}
			else{
				document.getElementById(changeImages.arguments[i]).src = changeImages.arguments[i+1];
			}
		}
	}
}



function imageForum()
{	
	if (document.images)
	{
		pm_on = newImage('images/pm_on.jpg');
		
		preloadFlag = true;
	}		
}