function ChangedAutoScroll(cbElement){
	var cb = cbElement;	
	if(cb.checked){
		comm.scroll = 'true';	
		autoScroll();		
	}
	else {
		comm.scroll = 'false';
	}
	setCookie('spScroll', comm.scroll, 3);	
};
var speed = 20;
function autoScroll(){		
	if(comm.scroll == 'false')
		return;
			
	var scroll;
	if(comm.stcID == '001'){
	    scroll = $('dvHeader12');
	    speed = 10;
    }
	else{
	    scroll = $('dvContent');
	    speed = 10;
    }
	var time = 	speed;	
	if(scroll!=null){			
		var max = 0;
		if(document.all)			 
			max = scroll.scrollHeight - scroll.offsetHeight;
		else
			max = scroll.scrollHeight - parseInt(document.defaultView.getComputedStyle(scroll, null).getPropertyValue("height"), 10);
	    if(scroll.scrollTop==max){		
		    scroll.scrollTop = 0;
		}	
		scroll.scrollTop = scroll.scrollTop + 1;		
	}				        
	setTimeout("autoScroll()", time);
};