/*
		>>>>>>>>>>>>>> SET UP ERROR HANDLING AND DEBUGGING <<<<<<<<<<<<<<
*/
onerror=handleErr;
function handleErr(msg,url,l)
{
	// handle JavaScript Errors
	var txt="Error: " + msg + "\n";
	txt+="URL: " + url + "\n";
	txt+="Line: " + l + "\n\n";
	if(debug) alert(txt);
	return true;
}
var debug=false;    // if you set debug=true, we send alert messages to a popup window for improved debugging
var debugTxt="";
var dbgWin;
var startTime = (new Date()).getTime(); // now in milliseconds
function newAlert(str){
    if (!debug) return;
    timeStr = ( (new Date()).getTime() - startTime ).toString();
    debugTxt += timeStr + ": ";
    debugTxt+=str+"<br />";
    if(typeof(dbgWin)!="object"){
        dbgWin = window.open('','_debug','toolbar=0,scrollbars=1,location=0,statusbar=1,menubar=0,resizable=1,width=800,height=350');
    }
    dbgWin.document.open();
    dbgWin.document.write(debugTxt);
    dbgWin.document.write("\nTitle: " + window.document.title);
    dbgWin.document.close();
}
function noAlert(str){
    // do nothing
}
if(debug){
    window.alert = newAlert;
} else {
    window.alert = noAlert;
    // disable alert function
}


/*
*******************************************************************************
*******************************************************************************

		>>>>>>>>>>>>>>>>> UTILITY FUNCTIONS <<<<<<<<<<<<<<
		addLoadEvent and URL manipulation helper functions
		cookie functions

*******************************************************************************
*/

function addLoadEvent(func) {
// utility function to allow multiple onload events
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

function stripURL(u){
// removes hash and querystring from a url
    var hashind=u.indexOf("#");
    var v=u;
    if(hashind>0) v=v.substring(0,hashind);
    var qind=v.indexOf("?");
    if(qind>0) v=v.substring(0,qind);
    return v;
}

function pageName(u){
// returns just the page name from a url
    var v=u;
    v=stripURL(v);
    startind=v.lastIndexOf("/");
    v=v.substring(startind+1);
    return v;
}

function basePath(u){
// returns just the path info, minus the page, query and hash, from a url
    var v=u;
    v=stripURL(v);
    endind=v.lastIndexOf("/");
    v=v.substr(0,endind);
    return v;
}

function stripExt(f){
// strips extension from a filename
    ind=f.lastIndexOf(".");
    f=f.substr(0,ind);
    return f;
}

// tests whether the user accepts cookies.
var acceptsCookies = false;
if(document.cookie == '') {
    document.cookie = 'acceptsCookies=yes'; // Try to set a cookie.
    if(document.cookie.indexOf('acceptsCookies=yes') != -1) {
		acceptsCookies = true;
    }// If it succeeds, set variable
} else { // there was already a cookie
    acceptsCookies = true;
}
//alert("acceptsCookies: "+acceptsCookies);

function setCookie (name, value, hours, path, domain, secure) {
    if (acceptsCookies) { // Don't waste your time if the browser doesn't accept cookies.
		if(hours) {
			if ( (typeof(hours) == 'string') && Date.parse(hours) ) { // already a Date string
				var numHours = hours;
			} else if (typeof(hours) == 'number') { // calculate Date from number of hours
				var numHours = (new Date((new Date()).getTime() + hours*3600000)).toGMTString();
			}
		}
		document.cookie = name + '=' + escape(value) + ((numHours)?(';expires=' + numHours):'') + ((path)?';path=' + path:'') + ((domain)?';domain=' + domain:'') + ((secure && (secure == true))?'; secure':''); // Set the cookie, adding any parameters that were specified.
    }
} // setCookie


function getCookie(name) {
    if(document.cookie == '') { // there's no cookie, so go no further
		return false;
    } else { // there is a cookie
		var firstChar, lastChar;
		var theBigCookie = document.cookie;
		firstChar = theBigCookie.indexOf(name);	// find the start of 'name'
		var NN2Hack = firstChar + name.length;
		if((firstChar != -1) && (theBigCookie.charAt(NN2Hack) == '=')) { // if you found the cookie
			firstChar += name.length + 1; // skip 'name' and '='
			lastChar = theBigCookie.indexOf(';', firstChar); // Find the end of the value string (i.e. the next ';').
			if(lastChar == -1) lastChar = theBigCookie.length;
			return unescape(theBigCookie.substring(firstChar, lastChar));
		} else { // If there was no cookie of that name, return false.
			return false;
		}
    }
} // getCookie

function killCookie(name, path, domain) {
  var theValue = getCookie(name); // We need the value to kill the cookie
  if(theValue) {
      document.cookie = name + '=' + theValue + '; expires=Fri, 13-Apr-1970 00:00:00 GMT' + ((path)?';path=' + path:'') + ((domain)?';domain=' + domain:''); // set an already-expired cookie
  }
} // killCookie

// MODIFY STRING TO ADD <TRIM, LTRIM AND RTRIM FUNCTIONS>:
String.prototype.trim = function() {
	return this.replace(/^\s+|\s+$/g,"");
}
String.prototype.ltrim = function() {
	return this.replace(/^\s+/,"");
}
String.prototype.rtrim = function() {
	return this.replace(/\s+$/,"");
}
// </TRIM FUNCTIONS>


function flashLink(strUrl, strTarget) {
    // called from asfunction:newLink or asfunction:newWin in flash html href's
    // need to pop a new window or take over current window depending on which, and check for links we need to send through cmTrack or cmConversion
    //alert("flashLink: *"+strUrl+"*, "+strTarget);
	strUrl=strUrl.trim();
    switch (strUrl)
    {
        default:
            // do nothing
    }
    if (strTarget == "_self") {
		//alert("target self, replacing...");
        window.location.href = strUrl;
    }
    if (strTarget == "_blank") {
        flashLinkWin = window.open(strUrl, "flashLinkWin", "toolbar=yes,location=yes,status=yes,menubar=yes,scrollbars=yes,resizable=yes");
        window.setTimeout("flashLinkWin.focus();", 1750);
    }


}