function allblur() {
	for(i = 0;i < document.links.length;i++) document.links[i].onfocus = document.links[i].blur;
}
document.onfocusin = allblur;

function initMoving(target, position, topLimit, btmLimit) {
	if(!target) return false;

	var obj = target;
	obj.initTop = position;
	obj.topLimit = topLimit;
	obj.bottomLimit = document.documentElement.scrollHeight - btmLimit;

	obj.style.position = "relative";
	obj.top = obj.initTop;
	obj.left = obj.initLeft;

	if(typeof (window.pageYOffset) == "number") {
		obj.getTop = function() {
			return window.pageYOffset;
		}
	} else if(typeof (document.documentElement.scrollTop) == "number") {
		obj.getTop = function() {
			return document.documentElement.scrollTop;
		}
	} else {
		obj.getTop = function() {
			return 0;
		}
	}

	if(self.innerHeight) {
		obj.getHeight = function() {
			return self.innerHeight;
		}
	} else if(document.documentElement.clientHeight) {
		obj.getHeight = function() {
			return document.documentElement.clientHeight;
		}
	} else {
		obj.getHeight = function() {
			return 500;
		}
	}

	obj.move = setInterval(function() {
		if(obj.initTop > 0) {
			pos = obj.getTop() + obj.initTop;
		} else {
			pos = obj.getTop() + obj.getHeight() + obj.initTop;
			//pos = obj.getTop() + obj.getHeight() / 2 - 15;
		}

		if(pos > obj.bottomLimit) pos = obj.bottomLimit;
		if(pos < obj.topLimit) pos = obj.topLimit;

		interval = obj.top - pos;
		obj.top = obj.top - interval / 3;
		obj.style.top = obj.top + "px";
	}, 30)
}