/* TABS */

/*-----------------------------------------------------------
    Toggles element's display value
    Input: any number of element id's
    Output: none
    ---------------------------------------------------------*/
function toggleDisp() {
    for (var i=0;i<arguments.length;i++){
        var d = $(arguments[i]);
        if (d.style.display == 'none')
            d.style.display = 'block';
        else
            d.style.display = 'none';
    }
}
/*-----------------------------------------------------------
    Toggles tabs - Closes any open tabs, and then opens current tab
    Input:      1.The number of the current tab
                2.The number of tabs
                3.(optional)The number of the tab to leave open
                4.(optional)Pass in true or false whether or not to animate the open/close of the tabs
    Output: none
    ---------------------------------------------------------*/
function toggleTab(num,numelems,opennum,animate) {
    if ($('tabContent'+num).style.display == 'none'){
        for (var i=1;i<=numelems;i++){
            if ((opennum == null) || (opennum != i)){
                var temph = 'tabHeader'+i;
                var h = $(temph);
                if (!h){
                    var h = $('tabHeaderActive');
                    h.id = temph;
                }
                var tempc = 'tabContent'+i;
                var c = $(tempc);
                if(c.style.display != 'none'){
                    if (animate || typeof animate == 'undefined')
                        Effect.toggle(tempc,'appear',{duration:0.5, queue:{scope:'menus', limit: 3}});
                    else
                        toggleDisp(tempc);
                }
            }
        }
        var h = $('tabHeader'+num);
        if (h)
            h.id = 'tabHeaderActive';
        h.blur();
        var c = $('tabContent'+num);
        c.style.marginTop = '2px';
        if (animate || typeof animate == 'undefined'){
            Effect.toggle('tabContent'+num,'appear',{duration:0.5, queue:{scope:'menus', position:'end', limit: 3}});
        }else{
            toggleDisp('tabContent'+num);
        }
    }
}

/* TABS ENDE */

/* Select Box Anpassungen */

var checkboxHeight = "25";
var radioHeight = "25";
var selectWidth = "190";


/* No need to change anything after this */
document.write('<style type="text/css">input.styled { display: none; } select.styled { position: relative; width: ' + selectWidth + 'px; opacity: 0; filter: alpha(opacity=0); z-index: 5; } .disabled { opacity: 0.5; filter: alpha(opacity=50); }</style>');

var Custom = {
	init: function() {
		var inputs = document.getElementsByTagName("input"), span = Array(), textnode, option, active;
		for(a = 0; a < inputs.length; a++) {
			if((inputs[a].type == "checkbox" || inputs[a].type == "radio") && inputs[a].className == "styled") {
				span[a] = document.createElement("span");
				span[a].className = inputs[a].type;

				if(inputs[a].checked == true) {
					if(inputs[a].type == "checkbox") {
						position = "0 -" + (checkboxHeight*2) + "px";
						span[a].style.backgroundPosition = position;
					} else {
						position = "0 -" + (radioHeight*2) + "px";
						span[a].style.backgroundPosition = position;
					}
				}
				inputs[a].parentNode.insertBefore(span[a], inputs[a]);
				inputs[a].onchange = Custom.clear;
				if(!inputs[a].getAttribute("disabled")) {
					span[a].onmousedown = Custom.pushed;
					span[a].onmouseup = Custom.check;
				} else {
					span[a].className = span[a].className += " disabled";
				}
			}
		}
		inputs = document.getElementsByTagName("select");
		for(a = 0; a < inputs.length; a++) {
			if(inputs[a].className == "styled") {
				option = inputs[a].getElementsByTagName("option");
				active = option[0].childNodes[0].nodeValue;
				textnode = document.createTextNode(active);
				for(b = 0; b < option.length; b++) {
					if(option[b].selected == true) {
						textnode = document.createTextNode(option[b].childNodes[0].nodeValue);
					}
				}
				span[a] = document.createElement("span");
				span[a].className = "select";
				span[a].id = "select" + inputs[a].name;
				span[a].appendChild(textnode);
				inputs[a].parentNode.insertBefore(span[a], inputs[a]);
				if(!inputs[a].getAttribute("disabled")) {
					inputs[a].onchange = Custom.choose;
				} else {
					inputs[a].previousSibling.className = inputs[a].previousSibling.className += " disabled";
				}
			}
		}
		document.onmouseup = Custom.clear;
	},
	pushed: function() {
		element = this.nextSibling;
		if(element.checked == true && element.type == "checkbox") {
			this.style.backgroundPosition = "0 -" + checkboxHeight*3 + "px";
		} else if(element.checked == true && element.type == "radio") {
			this.style.backgroundPosition = "0 -" + radioHeight*3 + "px";
		} else if(element.checked != true && element.type == "checkbox") {
			this.style.backgroundPosition = "0 -" + checkboxHeight + "px";
		} else {
			this.style.backgroundPosition = "0 -" + radioHeight + "px";
		}
	},
	check: function() {
		element = this.nextSibling;
		if(element.checked == true && element.type == "checkbox") {
			this.style.backgroundPosition = "0 0";
			element.checked = false;
		} else {
			if(element.type == "checkbox") {
				this.style.backgroundPosition = "0 -" + checkboxHeight*2 + "px";
			} else {
				this.style.backgroundPosition = "0 -" + radioHeight*2 + "px";
				group = this.nextSibling.name;
				inputs = document.getElementsByTagName("input");
				for(a = 0; a < inputs.length; a++) {
					if(inputs[a].name == group && inputs[a] != this.nextSibling) {
						inputs[a].previousSibling.style.backgroundPosition = "0 0";
					}
				}
			}
			element.checked = true;
		}
	},
	clear: function() {
		inputs = document.getElementsByTagName("input");
		for(var b = 0; b < inputs.length; b++) {
			if(inputs[b].type == "checkbox" && inputs[b].checked == true && inputs[b].className == "styled") {
				inputs[b].previousSibling.style.backgroundPosition = "0 -" + checkboxHeight*2 + "px";
			} else if(inputs[b].type == "checkbox" && inputs[b].className == "styled") {
				inputs[b].previousSibling.style.backgroundPosition = "0 0";
			} else if(inputs[b].type == "radio" && inputs[b].checked == true && inputs[b].className == "styled") {
				inputs[b].previousSibling.style.backgroundPosition = "0 -" + radioHeight*2 + "px";
			} else if(inputs[b].type == "radio" && inputs[b].className == "styled") {
				inputs[b].previousSibling.style.backgroundPosition = "0 0";
			}
		}
	},
	choose: function() {
		option = this.getElementsByTagName("option");
		for(d = 0; d < option.length; d++) {
			if(option[d].selected == true) {
				document.getElementById("select" + this.name).childNodes[0].nodeValue = option[d].childNodes[0].nodeValue;
			}
		}
	}
}

Event.observe(window,'load',function(){
    Custom.init();
    if ($('cat')) {
    Event.observe($('cat'),'change',function(){
        $('vsuche').submit();
    });
    }
    if ($('loc')) {
    Event.observe($('loc'),'change',function(){
        $('vsuche').submit();
    });
    }
});