// JavaScript Document
function center(object,horizontal,vertical){

	var myWidth = 0, myHeight = 0;
	if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
	} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
		myHeight = document.documentElement.clientHeight;
	} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
		myHeight = document.body.clientHeight;
	}
	
	
	window.scrollTo(0,0);
	

	if (horizontal) {
		object.style.left = '' + Math.max(myWidth  / 2 - parseInt(object.offsetWidth  ) / 2, 0)  + 'px'; 
	}
	if (vertical) {
		object.style.top  = '' + Math.max(myHeight / 2 - parseInt(object.offsetHeight ) / 2, 0)  + 'px'; 
	}	
	

}