// TEXTBOX
function handleButton(e, ctlsubmit) {
    var keynum
    var keychar
    var numcheck
    if(window.event) {
        // IE
        keynum = e.keyCode
    }
    else if(e.which) {
        // Netscape/Firefox/Opera
        keynum = e.which
    }
    keychar = String.fromCharCode(keynum)
    if (keynum == 13) document.getElementById(ctlsubmit).click();
}

// IMG
function imgSizeToggle(aElem, smallWidth, bigWidth) {
	var imgElem = aElem.childNodes[0];
	if (imgElem.width != bigWidth) {
		imgElem.width = bigWidth;
	}
	else {
		imgElem.width = smallWidth;
	}
}

// SCROLL
/***********************************************
* Fading Scroller- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

var fade_fcontent
var fade_delay = 2000; //set delay between message change (in miliseconds)
var fade_maxsteps = 30; // number of steps to take to change from start color to endcolor
var fade_stepdelay = 40; // time in miliseconds of a single step
//**Note: maxsteps*stepdelay will be total time in miliseconds of fading effect
var fade_startcolor = new Array(255,255,255); // start color (red, green, blue)
var fade_endcolor = new Array(0,0,0); // end color (red, green, blue)

///No need to edit below this line/////////////////


var fade_ie4=document.all&&!document.getElementById;
var fade_DOM2=document.getElementById;
var fade_faderdelay=0;
var fade_index=0;


/*Rafael Raposo edited function*/
//function to change content
function fade_changecontent(){
  if (fade_index>=fade_fcontent.length)
    fade_index=0
  if (fade_DOM2){
    document.getElementById("fscroller").style.color="rgb("+fade_startcolor[0]+", "+fade_startcolor[1]+", "+fade_startcolor[2]+")"
    document.getElementById("fscroller").innerHTML=fade_fcontent[fade_index]
    fade_colorfade(1, 15);
  }
  else if (fade_ie4)
    document.all.fscroller.innerHTML=fade_fcontent[fade_index];
  fade_index++
}

// colorfade() partially by Marcio Galli for Netscape Communications.  ////////////
// Modified by Dynamicdrive.com

function fade_linkcolorchange(step){
  var obj=document.getElementById("fscroller").getElementsByTagName("A");
  if (obj.length>0){
    for (i=0;i<obj.length;i++)
      obj[i].style.color=getstepcolor(step);
  }
}

/*Rafael Raposo edited function*/
var fade_fadecounter;
function fade_colorfade(step) {
  if(step<=fade_maxsteps) {	
    document.getElementById("fscroller").style.color=fade_getstepcolor(step);
    step++;
    fade_fadecounter=setTimeout("fade_colorfade("+step+")",fade_stepdelay);
  }else{
    clearTimeout(fade_fadecounter);
    document.getElementById("fscroller").style.color="rgb("+fade_endcolor[0]+", "+fade_endcolor[1]+", "+fade_endcolor[2]+")";
    setTimeout("fade_changecontent()", fade_delay);
	
  }   
}

/*Rafael Raposo's new function*/
function fade_getstepcolor(step) {
  var diff
  var newcolor=new Array(3);
  for(var i=0;i<3;i++) {
    diff = (fade_startcolor[i]-fade_endcolor[i]);
    if(diff > 0) {
      newcolor[i] = fade_startcolor[i]-(Math.round((diff/fade_maxsteps))*step);
    } else {
      newcolor[i] = fade_startcolor[i]+(Math.round((Math.abs(diff)/fade_maxsteps))*step);
    }
  }
  return ("rgb(" + newcolor[0] + ", " + newcolor[1] + ", " + newcolor[2] + ")");
}

function makeScroll(cn) {
    fade_fcontent = cn
    if (fade_ie4||fade_DOM2)
      document.write('<div id="fscroller"></div>');

    if (window.addEventListener)
    window.addEventListener("load", fade_changecontent, false)
    else if (window.attachEvent)
    window.attachEvent("onload", fade_changecontent)
    else if (document.getElementById)
    window.onload=fade_changecontent
}

// TABELLE
function tableRowMouseOver(row) {
	return function() {
		row.style.backgroundColor = '#ffffcc';
	}
}
function tableRowMouseOut(row) {
	return function() {
		row.style.backgroundColor = '';
	}
}
function tableRollover(table, rowStart) {
    if (document.getElementById(table)) {
	    var i
	    for (i = rowStart; i < document.getElementById(table).rows.length; i++) {
		    document.getElementById(table).rows[i].onmouseover = tableRowMouseOver(document.getElementById(table).rows[i]);
		    document.getElementById(table).rows[i].onmouseout = tableRowMouseOut(document.getElementById(table).rows[i]);
        }
    }
}
function tableColumnHide(table, colIndex) {
	var i
	for (i = 0; i < document.getElementById(table).rows.length; i++) {
		document.getElementById(table).rows[i].cells[colIndex].style.display = 'none';
    }
}
function tableColumnShow(table, colIndex) {
	var i
	for (i = 0; i < document.getElementById(table).rows.length; i++) {
		document.getElementById(table).rows[i].cells[colIndex].style.display = '';
    }
}