(function($)
{
	$.myUtil = function()
	{
		myUtil = this;
		myUtil.RemovePx 	= function(elem){return parseInt(elem.substring(0,elem.length-2));}
		myUtil.GetBodySize 	= function(){ 
			var el=$(window);
			var h= $.browser.opera&&$.browser.version>'9.5'&&$.fn.jquery<='1.2.6' ? document.documentElement['clientHeight']: el.height();
			return[el.width(),h];
		}
		myUtil.GetElemSize  = function(elem)
		{
			size = new Array();
			size[0] = (elem.width()==0) ? myUtil.RemovePx(elem.css('width')) : elem.width();
			size[1] = (elem.height()==0) ? myUtil.RemovePx(elem.css('height')) : elem.height();
			return size;
		}
		myUtil.CenterElem 	= function(elem,elem_parent,x,y)
		{
			_size_elem		= myUtil.GetElemSize(elem);
			_size_parent	= (elem_parent=='body') ? myUtil.GetBodySize() :  myUtil.GetElemSize(elem_parent);
			
			if(x){elem.css({left : parseInt(_size_parent[0]/2) - parseInt(_size_elem[0]/2)});}
			if(y){elem.css({top : parseInt(_size_parent[1]/2) - parseInt(_size_elem[1]/2)})}
		}
		myUtil.DisplayElem = function(elem,display){elem.css('display',display);}
		myUtil.SetCss	   = function(elem,style){elem.css(style);}
		myUtil.SetToElem   = function(elem,content){elem.html(content);}
		return this;
	}
})(jQuery);