var eypos=-125, ejump=-8;
var delay=100;

function moveIrcWindow() {
	ejump=-ejump;
	if(eypos<=-125 || eypos>=-35) {
		menue_fahren();
	}
}

function menue_fahren() {

	eypos+=ejump;

	if(document.layers) document.ircwnd.top=eypos+"px";
	else document.getElementById('ircwnd').style.top=eypos+"px";

	if(eypos>-125 && eypos<-35) setTimeout("menue_fahren()", delay);
}