function elementPosition(obj) {
var curleft = 0, curtop = 0;
if (obj.offsetParent) {
	curleft = obj.offsetLeft;
	curtop = obj.offsetTop;
	
	while (obj = obj.offsetParent) {
		curleft += obj.offsetLeft;
		curtop += obj.offsetTop;
	}
}

return { x: curleft, y: curtop }; }

function ScrollToControl(id) {
var elem = document.getElementById(id);
var scrollPos = elementPosition(elem).y;
scrollPos = scrollPos - document.documentElement.scrollTop;
var remainder = scrollPos % 50;
var repeatTimes = (scrollPos - remainder) / 50;
ScrollSmoothly(scrollPos,repeatTimes);
window.scrollBy(0,remainder);
}

var scrOfX = 0;
var scrOfY = 0;
var repeatCount = 0;
var cTimeout;
var timeoutIntervals = new Array();
var timeoutIntervalSpeed;

function ScrollSmoothly(scrollPos,repeatTimes) {
if( typeof( window.pageYOffset ) == 'number' ) {
	//Netscape compliant
	scrOfY = window.pageYOffset;
	scrOfX = window.pageXOffset;
} else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
	//DOM compliant
	scrOfY = document.body.scrollTop;
	scrOfX = document.body.scrollLeft;
} else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
	//IE6 standards compliant mode
	scrOfY = document.documentElement.scrollTop;
	scrOfX = document.documentElement.scrollLeft;
}
if(scrOfY < scrollPos) {
	if(repeatCount < repeatTimes) {
		window.scrollBy(0,50);
	}
	else {
	repeatCount = 0;
	clearTimeout(cTimeout);
	return;
	}
	repeatCount++;
	cTimeout = setTimeout("ScrollSmoothly('" + scrollPos + "','"+ repeatTimes +"')",10);
	}
}