// ----------------------------------------------------------------------------
// javascript library for stlouispark.org
// contact:  jhuber@stlouispark.org 

// ----------------------------------------------------------------------------
// launch pop up window for printing
function createWindow(cUrl,cName,cFeatures) {
      var xWin = window.open(cUrl,cName,cFeatures)
       }
	   
	   
// ----------------------------------------------------------------------------
// selection drop down boxes on the home page 
function goToAnchor(select)
{
	var selectedAnchor = select.value;
	if (selectedAnchor!=0)
	return location.href = selectedAnchor;
}


// ----------------------------------------------------------------------------
//  leaving St. Louis Park web site
function DisclaimerGovsite(){
     alert("You are now leaving the City of St. Louis Park web site. Thank you for visiting our site. We welcome your comments on how we can make this site more useful.")
}

function Disclaimer(){
     alert("You are now leaving this site to link to another location that is not maintained by the City of St. Louis Park.  The City of St. Louis Park takes no responsibility for and exercises no control over non-government sites, the view that may be represented, or the accuracy, privacy policies, copyright or trademark compliance, or the legality of any material contained on those sites.")
}

// ----------------------------------------------------------------------------

/* Created by Martin Hintzmann 2008 martin [a] hintzmann.dk
 * MIT (http://www.opensource.org/licenses/mit-license.php) licensed.
 *
 * Version: 0.2
 * Requires: jQuery 1.2+
 * http://plugins.jquery.com/project/textshadow
 *
 */
(function($) {
	$.fn.textShadow = function(option) {
		if (!$.browser.msie) return;
		var IE6 = $.browser.version < 7;
		return this.each(function() {
			var el = $(this);
			var shadow = el.textShadowParse(this.currentStyle["text-shadow"]);
			shadow = $.extend(shadow, option);

			el.textShadowRemove();

			if (shadow.x == 0 && shadow.y == 0 && shadow.radius == 0) return;

			if (el.css("position")=="static") {
				el.css({position:"relative"});
			}
			el.css({zIndex:"0"});
			if (IE6) {
				el.css({zoom:"1"});
			}
			
			var span=document.createElement("span");
			$(span).addClass("jQueryTextShadow");
			$(span).html(el.html());
			$(span).css({
				padding:		this.currentStyle["padding"],	
				width:		el.width(),
				position:	"absolute",
				zIndex:		"-1",
				color:		shadow.color!=null?shadow.color:el.css("color"),
				left:			(-parseInt(shadow.radius)+parseInt(shadow.x))+"px",
				top:			(-parseInt(shadow.radius)+parseInt(shadow.y))+"px"
			});
			
			if (shadow.radius != 0) {
				if (shadow.opacity != null) {
					$(span).css("filter", "progid:DXImageTransform.Microsoft.Blur(pixelradius="+parseInt(shadow.radius)+", enabled='true', makeShadow='true', ShadowOpacity="+shadow.opacity+")");
				} else {
					$(span).css("filter", "progid:DXImageTransform.Microsoft.Blur(pixelradius="+parseInt(shadow.radius)+", enabled='true')");
				}
			}	
			el.append(span);
		
	  });
	};
	
	$.fn.textShadowParse = function(value) 
	{
		value = String(value)
			.replace(/^\s+|\s+$/gi, '')
			.replace(/\s*!\s*important/i, '')
			.replace(/\(\s*([^,\)]+)\s*,\s*([^,\)]+)\s*,\s*([^,\)]+)\s*,\s*([^\)]+)\s*\)/g, '($1/$2/$3/$4)')
			.replace(/\(\s*([^,\)]+)\s*,\s*([^,\)]+)\s*,\s*([^\)]+)\s*\)/g, '($1/$2/$3)')
	
		var shadow = {
			x      : 0,
			y      : 0,
			radius : 0,
			color  : null
		};

		if (value.length > 1 || value[0].toLowerCase() != 'none') {
			value = value.replace(/\//g, ',');
			var color;
			if ( value.match(/(\#[0-9a-f]{6}|\#[0-9a-f]{3}|(rgb|hsb)a?\([^\)]*\)|\b[a-z]+\b)/i) && (color = RegExp.$1) ) {
				shadow.color = color.replace(/^\s+/, '');
				value = value.replace(shadow.color, '');
			}

			value = value
				.replace(/^\s+|\s+$/g, '')
				.split(/\s+/)
				.map(function(item) {
						return (item || '').replace(/^0[a-z]*$/, '') ? item : 0 ;
					});

			switch (value.length)
			{
				case 1:
					shadow.x = shadow.y = value[0];
					break;
				case 2:
					shadow.x = value[0];
					shadow.y = value[1];
					break;
				case 3:
					shadow.x = value[0];
					shadow.y = value[1];
					shadow.radius = value[2];
					break;
			}
			if ((!shadow.x && !shadow.y && !shadow.radius) || shadow.color == 'transparent') {
				shadow.x = shadow.y = shadow.radius = 0;
				shadow.color = null;
			}
		}

		return shadow;
	};

	$.fn.textShadowRemove = function() {
		if (!$.browser.msie) return;
		return this.each(function() {
			$(this).children("span.jQueryTextShadow").remove();
		});
	};
})(jQuery);

if(typeof Array.prototype.map == 'undefined') {
	Array.prototype.map = function(fnc) {
		var a = new Array(this.length);
		for (var i = 0; i < this.length; i++) {
			a[i] = fnc(this[i]);
		}
		return a;
	}
}



/*  ----------------------------------------------------------------------------------
Orginal script from:JavaScriptKit.com -- Simple Image Trail script-- 
Modified by Jason Huber on Febuary 18, 2006  
changed newHTML build to meet web site needs and other minor changes
*/

var offsetfrommouse=[15,15]; //image x,y offsets from cursor position in pixels. Enter 0,0 for no offset
var displayduration=0; //duration in seconds image should remain visible. 0 for always.
var currentimageheight = 270;	// maximum image size.

if (document.getElementById || document.all){
	document.write('<div id="trailimageid">');
	document.write('</div>');
}

function gettrailobj(){
if (document.getElementById)
return document.getElementById("trailimageid").style
else if (document.all)
return document.all.trailimagid.style
}

function gettrailobjnostyle(){
if (document.getElementById)
return document.getElementById("trailimageid")
else if (document.all)
return document.all.trailimagid
}


function truebody(){
return (!window.opera && document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function showtrail(imagename,title,description,ratingaverage,ratingnumber,showthumb,height){

	if (height > 0){
		currentimageheight = height;
	}

	document.onmousemove=followmouse;

	newHTML = '<div style="padding: 5px; background-color: #FFF; border: 1px solid #888; text-align:center;">';
    newHTML = newHTML + '<div align="center" style="padding: 8px 2px 2px 2px;"><img src="' + imagename + '" border="0"></div>';
    newHTML = newHTML + description + '<br/>';
	newHTML = newHTML + '</div>';

	gettrailobjnostyle().innerHTML = newHTML;

	gettrailobj().visibility="visible";

}


function hidetrail(){
	gettrailobj().visibility="hidden"
	document.onmousemove=""
	gettrailobj().left="-500px"

}

function followmouse(e){

	var xcoord=offsetfrommouse[0]
	var ycoord=offsetfrommouse[1]

	var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
	var docheight=document.all? Math.min(truebody().scrollHeight, truebody().clientHeight) : Math.min(window.innerHeight)


	if (typeof e != "undefined"){
		if (docwidth - e.pageX < 300){
			xcoord = e.pageX - xcoord - 286; // Move to the left side of the cursor
		} else {
			xcoord += e.pageX;
		}
		if (docheight - e.pageY < (currentimageheight + 110)){
			ycoord += e.pageY - Math.max(0,(110 + currentimageheight + e.pageY - docheight - truebody().scrollTop));
		} else {
			ycoord += e.pageY;
		}

	} else if (typeof window.event != "undefined"){
		if (docwidth - event.clientX < 300){
			xcoord = event.clientX + truebody().scrollLeft - xcoord - 286; // Move to the left side of the cursor
		} else {
			xcoord += truebody().scrollLeft+event.clientX
		}
		if (docheight - event.clientY < (currentimageheight + 110)){
			ycoord += event.clientY + truebody().scrollTop - Math.max(0,(110 + currentimageheight + event.clientY - docheight));
		} else {
			ycoord += truebody().scrollTop + event.clientY;
		}
	}

	var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
	var docheight=document.all? Math.max(truebody().scrollHeight, truebody().clientHeight) : Math.max(document.body.offsetHeight, window.innerHeight)
		if(ycoord < 0) { ycoord = ycoord*-1; }
	gettrailobj().left=xcoord+"px"
	gettrailobj().top=ycoord+"px"

}









// ----------------------------------------------------------------------------
// Zoom Search Engine 5.1 
// Highlight & auto-scroll script
// If you wish to disable the jump functionality which scrolls the browser
// to the first occurance of the matched word, change this setting to false
var JumpToFirstOccurance = true;

// For debugging purposes, disable the following
var CatchJSErrors = true;

function catcherror() { return true; }
if (CatchJSErrors)
{
    window.onerror = catcherror;
}

function QueryString(key)
{
    var value = null;
    for (var i=0;i<QueryString.keys.length;i++)
    {
        if (QueryString.keys[i]==key)
        {
            value = QueryString.values[i];
            break;
        }
    }
    return value;
}

function QueryString_Parse()
{
    var query = window.location.search.substring(1);
    var pairs = query.split("&");

    for (var i=0;i<pairs.length;i++)
    {
        var pos = pairs[i].indexOf('=');
        if (pos >= 0)
        {
            var argname = pairs[i].substring(0,pos);
            var value = pairs[i].substring(pos+1);
            QueryString.keys[QueryString.keys.length] = argname;
            QueryString.values[QueryString.values.length] = value;
        }
    }
}

QueryString.keys = new Array();
QueryString.values = new Array();

QueryString_Parse();

function getElement(id)
{
    if (document.getElementById)
        return(document.getElementById(id));
    else if (document.all)
        return(document.all[id]);
}

function findPosY(obj)
{
    var curtop = 0;
    if (obj.offsetParent)
    {
        while (obj.offsetParent)
        {
            curtop += obj.offsetTop
            obj = obj.offsetParent;
        }
    }
    else if (obj.y)
        curtop += obj.y;
    return curtop;
}


// regular expression version
function SearchHiLite(text)
{
    var SearchAsSubstring = 0;
    var hl;

    hl = QueryString("zoom_highlight");
    if (hl == "" || hl == null)
    {
        hl = QueryString("zoom_highlightsub");
        if (hl == "" || hl == null)
            return false;
        else
            SearchAsSubstring = 1;
    }
    if ((document.charset && document.charset == "utf-8") ||
    	(document.characterSet && document.characterSet == "UTF-8"))
    	hl = decodeURIComponent(hl);
    else
    	hl = unescape(hl);
    hl = hl.toLowerCase();
                
    // create array of terms        
    //var term = hl.split("+"); 
    var re = /\"(.*?)\"|[^\\+\"]+/g;
    var term = hl.match(re);    
   
    // convert terms in regexp patterns
    for (var i=0;i<term.length;i++) // take each term in turn
    {       
        if(term[i] != "")
        {                   
            if (term[i].indexOf("\"") != -1)
            {
                // contains double quotes               
                term[i]=term[i].replace(/\"/g,"");
                term[i]=term[i].replace(/\+/g," "); 
            }
            else
            {
                term[i]=term[i].replace(/\+/g,"");  
            }                           

            if (term[i].indexOf("*") != -1 || term[i].indexOf("?") != -1)
            {
                // convert wildcard pattern to regexp
                term[i] = term[i].replace(/\\/g, " ");
                term[i] = term[i].replace(/\^/g, " ");

                //term[i] = term[i].replace(/\+/g, " "); // split on this so no point in looking

                term[i] = term[i].replace(/\#/g, " ");
                term[i] = term[i].replace(/\$/g, " ");
                term[i] = term[i].replace(/\./g, " ");
                
                // check if search term only contains only wildcards
                // if so, we will not attempt to highlight this term
                var wildcards = /\w/;
                if (wildcards.test(term[i]))
                {
                	term[i] = term[i].replace(/\*/g, "[^\\s]*");
                	term[i] = term[i].replace(/\?/g, "[^\\s]"); // insist upon one non whitespace
                }                
                else                
                	term[i] = "";                
            }
			

			if (term[i] != "")
			{
	            if (SearchAsSubstring == 0)
	            {	                
	                term[i] = "(>[\\s]*|>[^<]+[\\b\\W])("+term[i]+")(<|[\\b\\W][^>]*<)";
	            }
	            else
	            {
	                // if term leads with wildcard then allow it to match preceeding text in word
	                var strWB="";
	                if(term[i].substr(0,7)=="[^\\s]*") strWB="\\b";
	                term[i] = "(>|>[^<]+)"+strWB+"("+term[i]+")([^>]*<)";
	            }
	        }	        
        }
    }

    text=text.replace(/&amp;/ig, '&');
    text=text.replace(/&nbsp;/ig, '');

    for (var i=0;i<term.length;i++) // take each term in turn
    {
        if(term[i] != "")
        {        	        	
            // we need a loop for the main search to catch all between ><
            // and we add  before each found to ignore those done etc
            // todo: develop reliable single pass regexp and dispose of loop
            var l = 0;
            re = new RegExp(term[i], "gi");
            var count = 0; // just incase
            text = ">" + text + "<"; // temporary tag marks
            do 
            {
                l=text.length;
                text=text.replace(re, '$1<span class="highlight" id="highlight" name="highlight">$2</span id="highlight">$3');
                count++;
            }
            //while(re.lastIndex>0 && count<100); lastIndex not set properly under netscape
            while(l!=text.length && count<100);
            text = text.substring(1, text.length-1); // remove temporary tags
        }
    }        
    text = text.replace(eval("//g"), '');        
    text = text.replace(eval("//g"), '&nbsp;');    
       
    return(text);
}

function jumpHL()
{
    var d=getElement("highlight");
    if(d)
    {
        var y=findPosY(d);
        // if element near top of page
        if(y < 100)
            window.scrollTo(0,0); // go to top of page
        else
            window.scrollTo(0,y-50); // show space of 50 above
    }
}

function highlight()
{	
	if (!"".match)	// check if browser supports regexp match() function
		return;	
    var x = document.body;
    if (x)
    {
        var strHTML=SearchHiLite(x.innerHTML);
        if (strHTML!=false) x.innerHTML = strHTML;
        if (JumpToFirstOccurance) jumpHL();
    }
}



// ----------------------------------------------------------------------------
// end of javascript library 
// that's all folks !!!  
// 
// ----------------------------------------------------------------------------