/*
Floating Menu script-  Roy Whittle (http://www.javascript-fx.com/)
Script featured on/available at http://www.dynamicdrive.com/
This notice must stay intact for use
*/

//Enter "frombottom" or "fromtop"
var verticalpos="fromtop"


function JSFX_FloatTopDiv(args) {
	var startX = 24;
	var moveY = args.moveY || 0;
	var minY = findPosY(document.getElementById(args.topId));
	var maxY = findPosY(document.getElementById(args.bottomId)) + moveY - document.getElementById(args.id).offsetHeight;
	var ns = (navigator.appName.indexOf("Netscape") != -1);
	
	// tests if browser is IE
	var agt = navigator.userAgent.toLowerCase();
	var ie = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
	
	var startY = (ns ? 0 : 1);
	var d = document;
	function ml(id) {
		var el = d.getElementById?d.getElementById(id):d.all?d.all[id]:d.layers[id];
		if(d.layers)el.style=el;
		if (el == null) {
			return el;
		}
		el.sP=function(x,y){/*this.style.left=x;*/this.style.top=y;};
		el.x = startX;
		if (verticalpos=="fromtop") {
			el.y = startY;
		} else {
			el.y = ns ? pageYOffset + innerHeight : document.body.scrollTop + document.body.clientHeight;
			el.y -= startY;
		}
		return el;
	}
	
	var count = 0;
	
	var stayTopLeft = function() {
		/*var pX = document.body.clientWidth;*/
		
		// Re-calculate Y because there is dynamically height changing block
		// above the banner (Search results page search form).
		minY = findPosY(document.getElementById(args.topId)) + moveY;
		
		if (verticalpos == "fromtop") {
			var pY = ns ? pageYOffset : document.body.scrollTop;
			ftlObj.y += (pY + startY + moveY - ftlObj.y)/8;
			
			if (count++ % 20 == 0) {
				//alert(ftlObj.y + " " + minY);
				//javascript:alert($('#divStayTopLeft47657').css({'top':'1947px'}));
			}
			
				/*if (ie) {
					if (ftlObj.y < parseInt(document.getElementById('beforeFloating').offsetTop)) {
						ftlObj.y = parseInt(document.getElementById('beforeFloating').offsetTop);
					}
				} else {*/
					if (ftlObj.y < minY) {
						ftlObj.y = minY;
					} else if (ftlObj.y > maxY) {
						ftlObj.y = maxY;
					}
				/*}*/
			/*
			} else {
				if (ie) {
					if (ftlObj.y < 980) {
						ftlObj.y = 980;
					}
				} else {
					if (ftlObj.y < 940) {
						ftlObj.y = 940;
					}
				}
			}*/
		} else {
			var pY = ns ? pageYOffset + innerHeight : document.body.scrollTop + document.body.clientHeight;
			ftlObj.y += (pY - startY - ftlObj.y)/8;
			if (isLoggedIn=="true") {
				if (ie) {
					if (ftlObj.y < 1100) {
						ftlObj.y = 1100;
					}
				} else {
					if (ftlObj.y < 1050) {
						ftlObj.y = 1050;
					}
				}
			} else {
				if (ie) {
					if (ftlObj.y < 980) {
						ftlObj.y = 980;
					}
				} else {
					if (ftlObj.y < 940) {
						ftlObj.y = 940;
					}
				}
			}
		}
		/*if (pX > 1024) {
			ftlObj.x = (pX / 2) + 389 - 80;
		} else {
			ftlObj.x = 815;
		}*/
		ftlObj.sP(ftlObj.x, ftlObj.y);
	}
	var ftlObj = ml(args.id);
	if (ftlObj == null) {
		return;
	}
	//ftlObj.style.position = 'absolute';
	setInterval(stayTopLeft, 35);
	
	function findPosY(obj) {
		var curtop = 0;
		if (obj.offsetParent) {
			do {
				curtop += obj.offsetTop;
			} while (obj = obj.offsetParent);
			return curtop;
		}
	}
}
//JSFX_FloatTopDiv();