(function() {
	var G = document, K = window;
	function D(O) {
		if (typeof O == "string") {
			O = G.getElementById(O)
		}
		return O
	}
	function C(Q, P, O) {
		if (K.addEventListener) {
			Q.addEventListener(P, O, false)
		} else {
			if (K.attachEvent) {
				var R = function() {
					O.call(Q, K.event)
				};
				Q.attachEvent("on" + P, R)
			}
		}
	}
	var B = function() {
		var O = G.createElement("div");
		return function(P) {
			O.innerHTML = P;
			var Q = O.childNodes[0];
			O.removeChild(Q);
			return Q
		}
	}();
	function E(P, O) {
		return P.className.match(new RegExp("(\\s|^)" + O + "(\\s|$)"))
	}
	function F(P, O) {
		if (!E(P, O)) {
			P.className += " " + O
		}
	}
	function L(Q, O) {
		var P = new RegExp("(\\s|^)" + O + "(\\s|$)");
		Q.className = Q.className.replace(P, " ")
	}
	function M(O) {
		if (K.jQuery) {
			return jQuery(O).offset()
		}
		var Q = 0, P = 0;
		do {
			Q += O.offsetTop || 0;
			P += O.offsetLeft || 0
		} while (O = O.offsetParent);
		return {
			left : P,
			top : Q
		}
	}
	function A(Q) {
		var S, P, R, O;
		var T = M(Q);
		S = T.left;
		R = T.top;
		P = S + Q.offsetWidth;
		O = R + Q.offsetHeight;
		return {
			left : S,
			right : P,
			top : R,
			bottom : O
		}
	}
	function I(O) {
		if (!O.pageX && O.clientX) {
			return {
				x : O.clientX + G.body.scrollLeft
						+ G.documentElement.scrollLeft,
				y : O.clientY + G.body.scrollTop + G.documentElement.scrollTop
			}
		}
		return {
			x : O.pageX,
			y : O.pageY
		}
	}
	var H = function() {
		var O = 0;
		return function() {
			return "ValumsAjaxUpload" + O++
		}
	}();
	function N(O) {
		return O.replace(/.*(\/|\\)/, "")
	}
	function J(O) {
		return (/[.]/.exec(O)) ? /[^.]+$/.exec(O.toLowerCase()) : ""
	}
	(function() {
		var O = null;
		Ajax_upload = AjaxUpload = function(R, P) {
			if (R.jquery) {
				R = R[0]
			} else {
				if (typeof R == "string" && /^#.*/.test(R)) {
					R = R.slice(1)
				}
			}
			R = D(R);
			this._input = null;
			this._button = R;
			this._disabled = false;
			this._submitting = false;
			this._settings = {
				action : "upload.php",
				name : "userfile",
				data : {},
				autoSubmit : true,
				onChange : function(S, T) {
				},
				onSubmit : function(S, T) {
				},
				onComplete : function(T, S) {
				}
			};
			for ( var Q in P) {
				this._settings[Q] = P[Q]
			}
			this._createInput();
			this._rerouteClicks();
			if (!O) {
				this._createIframe()
			}
		};
		AjaxUpload.prototype = {
			setData : function(P) {
				this._settings.data = P
			},
			disable : function() {
				this._disabled = true
			},
			enable : function() {
				this._disabled = false
			},
			set_data : function(P) {
				this.setData(P)
			},
			_createInput : function() {
				var Q = this;
				var P = G.createElement("input");
				P.setAttribute("type", "file");
				P.setAttribute("name", this._settings.name);
				var S = {
					position : "absolute",
					margin : "-5px 0 0 -175px",
					padding : 0,
					width : "220px",
					height : "10px",
					opacity : 0,
					cursor : "pointer",
					display : "none"
				};
				for ( var R in S) {
					P.style[R] = S[R]
				}
				if (!(P.style.opacity === "0")) {
					P.style.filter = "alpha(opacity=0)"
				}
				G.body.appendChild(P);
				C(P, "change", function() {
					var T = N(this.value);
					if (Q._settings.onChange.call(Q, T, J(T)) == false) {
						return
					}
					if (Q._settings.autoSubmit) {
						Q.submit()
					}
				});
				this._input = P
			},
			_rerouteClicks : function() {
				var P = this;
				var Q, R = false;
				C(P._button, "mouseover", function(S) {
					if (!P._input || R) {
						return
					}
					R = true;
					Q = A(P._button)
				});
				C(document, "mousemove", function(T) {
					var S = P._input;
					if (!S || !R) {
						return
					}
					if (P._disabled) {
						L(P._button, "hover");
						S.style.display = "none";
						return
					}
					var U = I(T);
					if ((U.x >= Q.left) && (U.x <= Q.right) && (U.y >= Q.top)
							&& (U.y <= Q.bottom)) {
						S.style.top = U.y + "px";
						S.style.left = U.x + "px";
						S.style.display = "block";
						F(P._button, "hover")
					} else {
						R = false;
						S.style.display = "none";
						L(P._button, "hover")
					}
				})
			},
			_createIframe : function() {
				var P = H();
				_iframe = B('<iframe name="' + P + '" />');
				_iframe.id = P;
				_iframe.style.display = "none";
				G.body.appendChild(_iframe)
			},
			submit : function() {
				var P = this, S = this._settings;
				if (this._input.value === "") {
					return
				}
				var Q = N(this._input.value);
				if (!(S.onSubmit.call(this, Q, J(Q)) == false)) {
					var T = this._createForm();
					T.appendChild(this._input);
					T.submit();
					G.body.removeChild(T);
					T = null;
					this._input = null;
					this._createInput();
					var R = _iframe;
					C(R, "load", function() {
						var V = false;
						if (R.src == "about:blank") {
							if (V) {
								R.remove()
							}
							return
						}
						var W = R.contentDocument ? R.contentDocument
								: frames[R.id].document;
						var U = W.body.innerHTML;
						S.onComplete.call(P, Q, U);
						R.src = "about:blank";
						V = true
					});
					this._createIframe()
				} else {
					this._input.value = ""
				}
			},
			_createForm : function() {
				var Q = this._settings;
				var R = B('<form method="post" enctype="multipart/form-data"></form>');
				R.style.display = "none";
				R.action = Q.action;
				R.target = _iframe.name;
				G.body.appendChild(R);
				for ( var S in Q.data) {
					var P = G.createElement("input");
					P.type = "hidden";
					P.name = S;
					P.value = Q.data[S];
					R.appendChild(P)
				}
				return R
			}
		}
	})()
})();