function resize(divId){
	var obj = document.getElementById(divId);
	var objWidth = parseInt(obj.style.width);
	var winWidth = 0;
	var type = document.childNodes ? 'px' : 0;
	
	winWidth = parseInt(window.innerWidth);
	if(winWidth=='undefined' || isNaN(winWidth))
	{
		if (document.documentElement && document.documentElement.scrollWidth)
			winWidth = document.documentElement.scrollWidth;
		else if (document.body)
			winWidth = document.body.scrollWidth;
	}

	var objCenter = parseInt(objWidth/2);
	var winCenter = parseInt(winWidth/2);
	if( obj.style )
		obj = obj.style;
	if(objWidth >= winWidth)
		obj.left = parseInt((objCenter - winCenter) * (-1)) + type;
	else
		obj.left = parseInt((winCenter - objCenter)) + type;
}

function recenter(divId, origOffset){
	var obj = document.getElementById(divId);
	var objWidth = parseInt(obj.style.width);
	var winWidth = 0;
	var type = document.childNodes ? 'px' : 0;

	if (document.documentElement && document.documentElement.scrollWidth)
		winWidth = document.documentElement.scrollWidth;
	else if (document.body)
		winWidth = document.body.scrollWidth;
	else
		winWidth = parseInt(window.innerWidth);

	var objCenter = parseInt(objWidth/2);
	var winCenter = parseInt(winWidth/2);
	if( obj.style )
		obj = obj.style;
	obj.left = parseInt(parseInt(origOffset) + parseInt((winCenter - objCenter))) + type;
}