//+ Jonas Raoni Soares Silva
//@ http://jsfromhell.com/geral/utf-8 [v1.0]
UTF8 = {
    encode: function(s){
        for(var c, i = -1, l = (s = s.split("")).length, o = String.fromCharCode; ++i < l;
            s[i] = (c = s[i].charCodeAt(0)) >= 127 ? o(0xc0 | (c >>> 6)) + o(0x80 | (c & 0x3f)) : s[i]
        );
        return s.join("");
    },
    decode: function(s){
        for(var a, b, i = -1, l = (s = s.split("")).length, o = String.fromCharCode, c = "charCodeAt"; ++i < l;
            ((a = s[i][c](0)) & 0x80) &&
            (s[i] = (a & 0xfc) == 0xc0 && ((b = s[i + 1][c](0)) & 0xc0) == 0x80 ?
            o(((a & 0x03) << 6) + (b & 0x3f)) : o(128), s[++i] = "")
        );
        return s.join("");
    }
}


function maxArray( arr ) {
	// this function calculates the maximum value in the associative array
	var max = 0;
	for(var i in arr){
  	    if (arr[i] > max)
  	    		max = arr[i];
  	}
  	return max;
}

function minArray( arr ) {
	// this function calculates the minimum value in the associative array
	var min;
	var count = 0;
	for(var i in arr){
		// initialize minimum value with first value of associative array
		if (count==0)
			min = arr[i];
		if (arr[i] < min)
  	    		min = arr[i];
  	    	count++;
  	}
  	return min;
}

function drawTagCloud(map, maxStyle) {
	// this function draws the tag cloud using the associative javascript array generated by the Notes view
	// calculate the maximum entries in the cloud. if not found, no tags are found
	var maxEntries = maxArray(map);
	if (maxEntries==0) {
		document.write('No tags found');
	}	
	//	calculate the minimum entries in the cloud
	var minEntries = minArray(map);
	
	// calculate the range
	var range = maxEntries - minEntries;
	if (range <= 0)
		range = 1; 
	
	// loop through the tag map to draw each tag.
	for(var tag in map){
  		drawTag(tag, map[tag], minEntries, maxEntries, maxStyle);
  	}
}

function drawTag(tag, count, min, max, maxStyle) {
  // this function renders a tag line. first determine
  // the size tag to use for this tag count
  sizeTag = Math.round((((maxStyle-1)/(max-min))*count) +(1*max-maxStyle*min)/(max-min));
  tagOrig = unescape( tag.replace(/\ /g, " AND "));
  // now write the link to the page
  document.write('<a href=# onClick="mainNav.loadajaxpage(\'yaSrchNews?SearchView&Searchorder=3&Page=Srch&Start=1&Count=10&Query=(Field Title=(' + tagOrig +'))\');" class="tag' + sizeTag + '">' + tag + '</a> ');
}

function setCookie(name, value, expires, path, domain, secure) {
  var curCookie = name + "=" + escape(value) +
      ((expires) ? "; expires=" + expires.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = curCookie;
}

function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}

function deleteCookie(name, path, domain) {
  if (getCookie(name)) {
    document.cookie = name + "=" +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}

function fixDate(date) {
  var base = new Date(0);
  var skew = base.getTime();
  if (skew > 0)
    date.setTime(date.getTime() - skew);
}
function trim(a) {
	var tmp=new Array();
	for( j=0; j<a.length; j++)
		if( a[j] != '') tmp[tmp.length]=a[j];
	a.length=tmp.length;
	for( j=0; j<tmp.length; j++)
		a[j] = validCharsOnly( tmp[j] );
	return a;
}
function validCharsOnly( tmpString ) {
	for (var i=0, output='', inValid=",.()[]{}/&#!\`^':;<>"; i < tmpString.length; i++)
		if ( inValid.indexOf( tmpString.charAt(i)) == -1)
			output += tmpString.charAt(i);
	return output;
}

//Highlight scripts Modified by MI to only process newsContainer div - not whole Body
function doHighlight(bodyText, searchTerm, highlightStartTag, highlightEndTag) {
	// the highlightStartTag and highlightEndTag parameters are optional
	if ((!highlightStartTag) || (!highlightEndTag)) {
		highlightStartTag = "<font style='color:black; background-color:#FEFF90;'>";
		highlightEndTag = "</font>";
	}

	var newText = "";
	var i = -1;

	regExp = /[\".*',:\(\);?]/g;
	var srchStr = searchTerm.replace( regExp, '');
	srchStr = srchStr.replace(/^\s*/, "").replace(/\s*$/, "");
	var lcSearchTerm = srchStr.toLowerCase();
	var lcBodyText = bodyText.toLowerCase();
    
	while (bodyText.length > 0) {
 		i = lcBodyText.indexOf(lcSearchTerm, i+1);
		if (i < 0) {
			newText += bodyText;
			bodyText = "";
		} else {
			// skip anything inside an HTML tag
			if (bodyText.lastIndexOf(">", i) >= bodyText.lastIndexOf("<", i)) {
				// skip anything inside a <script> block
				if (lcBodyText.lastIndexOf("/script>", i) >= lcBodyText.lastIndexOf("<script", i)) {
					newText += bodyText.substring(0, i) + highlightStartTag + bodyText.substr(i, srchStr.length) + highlightEndTag;
					bodyText = bodyText.substr(i + srchStr.length);
					lcBodyText = bodyText.toLowerCase();
					i = -1;
				}
			}
		}
	}
  	return newText;
}

function highlightSearchTerms(searchText, treatAsPhrase, warnOnFailure, highlightStartTag, highlightEndTag) {
	if (treatAsPhrase) {
		searchArray = [searchText];
	} else {
		searchArray = searchText.split(" ");
	}

	if (!document.getElementById("newsContainer") || typeof(document.getElementById("newsContainer").innerHTML) == "undefined") {
		if (warnOnFailure) {
			alert("Sorry, for some reason the text of this page is unavailable. Highlight will not work.");
		}
		return false;
	}
  
	var bodyText = document.getElementById("newsContainer").innerHTML;
	for (var i = 0; i < searchArray.length; i++) {
		bodyText = doHighlight(bodyText, searchArray[i], highlightStartTag, highlightEndTag);
	}
  
	document.getElementById("newsContainer").innerHTML = bodyText;
	return true;
}

function showMsg(textString) {
	overlib("<table style='width:1005px; height:100px; background-color:#E9E0D1; border-top:2px solid #bea376; border-bottom:2px solid #bea376;'><tr><td align=center><h2>" + textString + "</h2></td></tr></table>", FULLHTML, WIDTH, 1005, CENTERPOPUP, STICKY, TIMEOUT, 3000);
}