// Design Brooklyn (www.designbrooklyn.com) 
// Common Functions

function removeDefault(id,def) {
	if (document.getElementById(id).value == def) {
		document.getElementById(id).value = "";
	}
}

function confirmDelete(action,txt) {
	if (txt == undefined || txt == '') {
		txt = "Are you sure you'd like to delete this item?";
	}
	if (confirm(txt)) {
		redirect(action);
	}
}

function maxChars(id,displayID,limit) {
	var content = document.getElementById(id).value;
	var len = content.length;
	var remaining = limit - len;
	if (len > limit) {
		document.getElementById(id).value = content.substr(0,limit);
		remaining = 0;
	}
	WriteByID(displayID,null,remaining);
}

function redirect(linkTo) {
	window.location = linkTo;
}
function redirectTop(linkTo) {
	top.window.location = linkTo;
}
			
var newwindow;
function openpopup(url,w,h) {
	if (newwindow) {
		newwindow.close();
	}
	var dims = 'location=0,status=0,scrollbars=1,resizable=1,width='+w+',height='+h;
	newwindow = window.open(url,'newwindow',dims);
	newwindow.focus();

}

function WriteByID(ID,parentID,sText) {
	var	out = sText
	if (document.layers) {
		var oLayer;
		if (parenTID) {
			oLayer = eval('document.' + parentID + '.document.' + ID + '.document');
		} else {
			oLayer = document.layers[ID].document;
		}
		oLayer.open();
		oLayer.write(out);
		oLayer.close();
	}
	else if (parseInt(navigator.appVersion)>=5&&navigator.appName=="Netscape") {
		document.getElementById(ID).innerHTML = out;
	}
	else if (document.all) document.all[ID].innerHTML = out;
}

function showhide(el) {
	document.getElementById(el).style.display=(document.getElementById(el).style.display=="none")?"block":"none";
}
function jshowhide(id) {
	$("#"+id).slideToggle("fast");
}
function show(id) {
	document.getElementById(id).style.display="block";
}
function jshow(id) {
	$("#"+id).slideDown("fast");
}
function hide(id) {
	document.getElementById(id).style.display="none";
}
function jhide(id) {
	$("#"+id).slideUp("fast");
}

function popupimg(src,width,height) {
	src = 'view_image.php?src='+src;
	var w = (parseInt(width) + 50);
	var h = (parseInt(height) + 60);
	var dims = 'location=0,status=0,scrollbars=0,resizable=1,width='+w+',height='+h;
	window.open(src,null,dims);
}

function trim(stringToTrim) {
	return stringToTrim.replace(/^\s+|\s+$/g,"");
}
function urldecode( str ) {
    var ret = str;      
    ret = ret.replace(/\+/g, '%20');
    ret = decodeURIComponent(ret);
    ret = ret.toString();
    return ret;
}
function urlencode( str ) {
    var ret = str;   
    ret = ret.toString();
    ret = encodeURIComponent(ret);
    ret = ret.replace(/%20/g, '+');
    return ret;
}
function nl2br (str, is_xhtml) {
    var breakTag = (is_xhtml || typeof is_xhtml === 'undefined') ? '<br />' : '<br>';
    return (str + '').replace(/([^>\r\n]?)(\r\n|\n\r|\r|\n)/g, '$1'+ breakTag +'$2');
}
function strip_tags (input, allowed) {
   allowed = (((allowed || "") + "")
	  .toLowerCase()
	  .match(/<[a-z][a-z0-9]*>/g) || [])
	  .join(''); // making sure the allowed arg is a string containing only tags in lowercase (<a><b><c>)
   var tags = /<\/?([a-z][a-z0-9]*)\b[^>]*>/gi,
	   commentsAndPhpTags = /<!--[\s\S]*?-->|<\?(?:php)?[\s\S]*?\?>/gi;
   return input.replace(commentsAndPhpTags, '').replace(tags, function($0, $1){
	  return allowed.indexOf('<' + $1.toLowerCase() + '>') > -1 ? $0 : '';
   });
}
function htmlentities(string, quote_style) {
    var hash_map = {}, symbol = '', tmp_str = '', entity = '';
    tmp_str = string.toString();
    if (false === (hash_map = this.get_html_translation_table('HTML_ENTITIES', quote_style))) {
        return false;
    }
    hash_map["'"] = '&#039;';
    for (symbol in hash_map) {
        entity = hash_map[symbol];
        tmp_str = tmp_str.split(symbol).join(entity);
    }   
    return tmp_str;
}
function html_entity_decode (string, quote_style) {
    var hash_map = {}, symbol = '', tmp_str = '', entity = '';
    tmp_str = string.toString();
    if (false === (hash_map = this.get_html_translation_table('HTML_ENTITIES', quote_style))) {
        return false;
    }
    // fix &amp; problem
    // http://phpjs.org/functions/get_html_translation_table:416#comment_97660
    delete(hash_map['&']);
    hash_map['&'] = '&amp;';

    for (symbol in hash_map) {
        entity = hash_map[symbol];
        tmp_str = tmp_str.split(entity).join(symbol);
    }
    tmp_str = tmp_str.split('&#039;').join("'");
    
    return tmp_str;
}
function get_html_translation_table (table, quote_style) {
    // http://kevin.vanzonneveld.net    
    var entities = {}, hash_map = {}, decimal = 0, symbol = '';
    var constMappingTable = {}, constMappingQuoteStyle = {};
    var useTable = {}, useQuoteStyle = {};
    
    // Translate arguments
    constMappingTable[0]      = 'HTML_SPECIALCHARS';
    constMappingTable[1]      = 'HTML_ENTITIES';
    constMappingQuoteStyle[0] = 'ENT_NOQUOTES';
    constMappingQuoteStyle[2] = 'ENT_COMPAT';
    constMappingQuoteStyle[3] = 'ENT_QUOTES';

    useTable       = !isNaN(table) ? constMappingTable[table] : table ? table.toUpperCase() : 'HTML_SPECIALCHARS';
    useQuoteStyle = !isNaN(quote_style) ? constMappingQuoteStyle[quote_style] : quote_style ? quote_style.toUpperCase() : 'ENT_COMPAT';

    if (useTable !== 'HTML_SPECIALCHARS' && useTable !== 'HTML_ENTITIES') {
        throw new Error("Table: "+useTable+' not supported');
        // return false;
    }

    entities['38'] = '&amp;';
    if (useTable === 'HTML_ENTITIES') {
        entities['160'] = '&nbsp;';
        entities['161'] = '&iexcl;';
        entities['162'] = '&cent;';
        entities['163'] = '&pound;';
        entities['164'] = '&curren;';
        entities['165'] = '&yen;';
        entities['166'] = '&brvbar;';
        entities['167'] = '&sect;';
        entities['168'] = '&uml;';
        entities['169'] = '&copy;';
        entities['170'] = '&ordf;';
        entities['171'] = '&laquo;';
        entities['172'] = '&not;';
        entities['173'] = '&shy;';
        entities['174'] = '&reg;';
        entities['175'] = '&macr;';
        entities['176'] = '&deg;';
        entities['177'] = '&plusmn;';
        entities['178'] = '&sup2;';
        entities['179'] = '&sup3;';
        entities['180'] = '&acute;';
        entities['181'] = '&micro;';
        entities['182'] = '&para;';
        entities['183'] = '&middot;';
        entities['184'] = '&cedil;';
        entities['185'] = '&sup1;';
        entities['186'] = '&ordm;';
        entities['187'] = '&raquo;';
        entities['188'] = '&frac14;';
        entities['189'] = '&frac12;';
        entities['190'] = '&frac34;';
        entities['191'] = '&iquest;';
        entities['192'] = '&Agrave;';
        entities['193'] = '&Aacute;';
        entities['194'] = '&Acirc;';
        entities['195'] = '&Atilde;';
        entities['196'] = '&Auml;';
        entities['197'] = '&Aring;';
        entities['198'] = '&AElig;';
        entities['199'] = '&Ccedil;';
        entities['200'] = '&Egrave;';
        entities['201'] = '&Eacute;';
        entities['202'] = '&Ecirc;';
        entities['203'] = '&Euml;';
        entities['204'] = '&Igrave;';
        entities['205'] = '&Iacute;';
        entities['206'] = '&Icirc;';
        entities['207'] = '&Iuml;';
        entities['208'] = '&ETH;';
        entities['209'] = '&Ntilde;';
        entities['210'] = '&Ograve;';
        entities['211'] = '&Oacute;';
        entities['212'] = '&Ocirc;';
        entities['213'] = '&Otilde;';
        entities['214'] = '&Ouml;';
        entities['215'] = '&times;';
        entities['216'] = '&Oslash;';
        entities['217'] = '&Ugrave;';
        entities['218'] = '&Uacute;';
        entities['219'] = '&Ucirc;';
        entities['220'] = '&Uuml;';
        entities['221'] = '&Yacute;';
        entities['222'] = '&THORN;';
        entities['223'] = '&szlig;';
        entities['224'] = '&agrave;';
        entities['225'] = '&aacute;';
        entities['226'] = '&acirc;';
        entities['227'] = '&atilde;';
        entities['228'] = '&auml;';
        entities['229'] = '&aring;';
        entities['230'] = '&aelig;';
        entities['231'] = '&ccedil;';
        entities['232'] = '&egrave;';
        entities['233'] = '&eacute;';
        entities['234'] = '&ecirc;';
        entities['235'] = '&euml;';
        entities['236'] = '&igrave;';
        entities['237'] = '&iacute;';
        entities['238'] = '&icirc;';
        entities['239'] = '&iuml;';
        entities['240'] = '&eth;';
        entities['241'] = '&ntilde;';
        entities['242'] = '&ograve;';
        entities['243'] = '&oacute;';
        entities['244'] = '&ocirc;';
        entities['245'] = '&otilde;';
        entities['246'] = '&ouml;';
        entities['247'] = '&divide;';
        entities['248'] = '&oslash;';
        entities['249'] = '&ugrave;';
        entities['250'] = '&uacute;';
        entities['251'] = '&ucirc;';
        entities['252'] = '&uuml;';
        entities['253'] = '&yacute;';
        entities['254'] = '&thorn;';
        entities['255'] = '&yuml;';
    }

    if (useQuoteStyle !== 'ENT_NOQUOTES') {
        entities['34'] = '&quot;';
    }
    if (useQuoteStyle === 'ENT_QUOTES') {
        entities['39'] = '&#39;';
    }
    entities['60'] = '&lt;';
    entities['62'] = '&gt;';


    // ascii decimals to real symbols
    for (decimal in entities) {
        symbol = String.fromCharCode(decimal);
        hash_map[symbol] = entities[decimal];
    }
    
    return hash_map;
}

function utf8_encode ( argString ) {
    var string = (argString+''); // .replace(/\r\n/g, "\n").replace(/\r/g, "\n");
    var utftext = "";
    var start, end;
    var stringl = 0;
    start = end = 0;
    stringl = string.length;
    for (var n = 0; n < stringl; n++) {
        var c1 = string.charCodeAt(n);
        var enc = null;
        if (c1 < 128) {
            end++;
        } else if (c1 > 127 && c1 < 2048) {
            enc = String.fromCharCode((c1 >> 6) | 192) + String.fromCharCode((c1 & 63) | 128);
        } else {
            enc = String.fromCharCode((c1 >> 12) | 224) + String.fromCharCode(((c1 >> 6) & 63) | 128) + String.fromCharCode((c1 & 63) | 128);
        }
        if (enc !== null) {
            if (end > start) {
                utftext += string.substring(start, end);
            }
            utftext += enc;
            start = end = n+1;
        }
    }
    if (end > start) {
        utftext += string.substring(start, string.length);
    }
    return utftext;
}
function switchImage(target,iSrc,wid,hei) {
	document.getElementById(target).src = iSrc;
	if (wid != "undefined" && wid != '' && wid != null) {
		document.getElementById(target).width = wid;
	}
	if (hei != "undefined" && hei != '' && hei != null) {
		document.getElementById(target).height = hei;
	}
}
function checkAll(mode,ids) {
	res = ids.search(/\|/);
	if (res != -1) {
		arr_ids = ids.split("|");
		
		if (mode == 'on') {	
			for (i=0; i < arr_ids.length; i++) {
				document.getElementById('check_'+arr_ids[i]).checked = true;
			}
		} else {
			for (i=0; i < arr_ids.length; i++) {
				document.getElementById('check_'+arr_ids[i]).checked = false;
			}
		}
	} else {
		mode = (document.getElementById('check_'+ids).checked == true) ? false : true ;
		document.getElementById('check_'+ids).checked = mode;
	}
}


function formSub(id) {
	document.getElementById(id).submit();
}

function getScrollXY() {
  var scrOfX = 0, scrOfY = 0;
  if( typeof( window.pageYOffset ) == 'number' ) {
    //Netscape compliant
	scrOfX = window.pageXOffset;
    scrOfY = window.pageYOffset;
  } else if( document.body && ( document.body.scrollTop ) ) {
    //DOM compliant
    scrOfX = document.body.scrollLeft;
	scrOfY = document.body.scrollTop;
  } else if( document.documentElement && ( document.documentElement.scrollTop ) ) {
    //IE6 standards compliant mode
    scrOfX = document.documentElement.scrollLeft;
	scrOfY = document.documentElement.scrollTop;
  }
  return [ scrOfX, scrOfY ];
}

// xmlhttpCall takes url args target & params 
// returns responseText to callback function
function xmlhttpCall(params, target, callback) {
  var xmlhttp;
  if (window.XMLHttpRequest) {
	// code for IE7+, Firefox, Chrome, Opera, Safari
	xmlhttp=new XMLHttpRequest();
  } else if (window.ActiveXObject) {
	// code for IE6, IE5
	xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  } else {
	alert("Your browser does not support XMLHTTP!");
  } xmlhttp.onreadystatechange=function() {
	  if(xmlhttp.readyState==4 && callback != null) {
		callback(xmlhttp.responseText);
	  }
  }
  xmlhttp.open('POST', target, true);
  xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded; charset=UTF-8");
  xmlhttp.setRequestHeader("Content-length", params.length);
  xmlhttp.setRequestHeader("Connection", "close");
  xmlhttp.send(params);
}

function setValue(id,val) {
	document.getElementById(id).value = val;
}
function copyValue(from,to) {
	document.getElementById(to).value = document.getElementById(from).value;
}
function setClosestValue(selector,val) {
	$(selector).val(val);
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

var enterHandler = "";
function checkEnter(evt) {
  var evt = (evt) ? evt : ((event) ? event : null);
  var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);
  if (evt.keyCode == 13)  {
	  if (enterHandler != '') {
		  enterHandler();
	  }
	  return false;
  }
}
function setEnterHandler(callback) {
	enterHandler = callback;
}
//document.onkeypress = checkEnter; 

function overlay(href,width,height,iframe,scalePhotos,scrolling) {
	if (width == undefined) { width = 650; }
	if (height == undefined) { height = 500; }
	if (iframe == undefined) { iframe = true; }
	if (scalePhotos == undefined) { scalePhotos = false; }
	if (scrolling == undefined) { scrolling = true; }
	$.colorbox({href: href, innerWidth:width, innerHeight:height, iframe:true});
}
function closeOverlay() {
	$.fn.colorbox.close();
}

var curFeature = "";
function scrollToId(container,id,opt) {
	if (opt != undefined) {
		$("#"+container).scrollTo( $("#"+id), 500, opt );
	} else {
		$("#"+container).scrollTo( $("#"+id), 500 );
	}
	if (id.search("nav") == -1) {
		var p = id.split("_");
		var c = curFeature.split("_");
		if (opt == undefined) {
			curFeature = id;
			setFeatureNavs(p[1]);
		} else {
			curFeature = p[0]+"_"+c[1];
		}
	}
}

addLoadEvent(ini_expand);
function ini_expand() {
	$(".expandHidden").click(function(event){ 
		var hidden = $(event.target).closest("p").next(".hidden");
		if (hidden.css("display") == "block") {
			hidden.slideUp();
		} else {
			hidden.slideDown();
		}
		var curHTML = $(event.target).html();
		var newHTML = (curHTML.search(/less/i) != -1) ? "...READ MORE..." : "...LESS..." ;
		$(event.target).html(newHTML);
	});
}

