/** Library, Sammlung nütlicher Funktionen
 * Sammlung fremdem und eigenem Codes
 * 
 * @date       19.04.2008   
 * @version    0.001
 * 
 * @references addLoadEvent(func), 'http://simonwillison.net/2004/May/26/addLoadEvent/'
 *  
 */

/** Browser *******************************************************************/
/** Window ********************************************************************/

/** More than one onload-Event 
* @example     addLoadEvent(nameOfSomeFunctionToRunOnPageLoad);
* @example     addLoadEvent(function() {  more code to run on page load  });
*/
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}
//window.addEventHandler/window.addEventListener


//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.org
//
function getPageScroll(){
	var yScroll;
	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}


//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.org
// Edit for Firefox by pHaez
//
function getPageSize(){
	var xScroll, yScroll;
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}
	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}





/** URL  **********************************************************************/

function get_urlGET( get, url ){
  var httpGET_VARS = new Array();
  strGET = url.split('?');
  if( strGET.length <= 1 ) return false; 
  strGET = strGET[1];
  if( strGET!='' ){
    var tmpArr = strGET.split('&');
    for( var i = 0, l = tmpArr.length; i < l ; ++i){
        tmpValue ='';
        var tmpEntry = tmpArr[i].split('=');
        if( tmpEntry.length > 1 ){ 
          tmpValue = tmpEntry[1]; 
        }
        httpGET_VARS[unescape(tmpEntry[0])]=unescape(tmpValue);
        }
    }
    if(!httpGET_VARS[get]){return 'undefined';}
    return httpGET_VARS[get];
}

function get_httpGET( inputStr ){
  var httpGET_VARS = new Array();
  strGET = self.location.search.substr( 1, self.location.search.length );
  if( strGET!='' ){
    var tmpArr = strGET.split('&');
    for( var i = 0, l = tmpArr.length; i < l ; ++i){
        tmpValue ='';
        var tmpEntry = tmpArr[i].split('=');
        if( tmpEntry.length > 1 ){ 
          tmpValue = tmpEntry[1]; 
        }
        httpGET_VARS[unescape(tmpEntry[0])]=unescape(tmpValue);
        }
    }
    if(!httpGET_VARS[inputStr]){return 'undefined';}
    return httpGET_VARS[inputStr];
}


/** Date **********************************************************************/

/** Document ******************************************************************/

/** String ********************************************************************/

/** Array *********************************************************************/

/** Math **********************************************************************/