var myspeed=0;

function initializeIT(name_frame){
	if (myspeed!=0){
		//document.getElementById('child1').scrollBy(0,myspeed);
		if(name_frame == 1){	
			self.child1.scrollBy(0,myspeed);
		}
		if(name_frame == 2){		
			self.child2.scrollBy(0,myspeed);
		}
		if(name_frame == 3){	
			self.child3.scrollBy(0,myspeed);
		}
		setTimeout("initializeIT('"+name_frame+"')",20);
	}
}

function start_scroll(speed,name_frame){
	myspeed = speed;
	setTimeout("initializeIT("+name_frame+")",20);
}

function stop_scroll(){
	myspeed = 0;
}