function is_ie6() {
   var ua = window.navigator.userAgent
        var msie = ua.indexOf ( "MSIE " )

        if (msie > 0) {
            var ieversion = parseInt (ua.substring (msie+5, ua.indexOf (".", msie)));
            return ieversion <= 6;
        }
}

function AddToFavorites (url,title) { 
    var chr = 'STRG + D';
    var agt = navigator.userAgent.toLowerCase();
    
    if(agt.substr(agt.indexOf('opera')+6,1) < 9){
        chr = 'STRG + T';
    }

    if (window.external){
        window.external.AddFavorite(url,title);
    }else{
        alert('Drücken Sie bitte ' + chr + ' um \'Marktplatz Mittelstand\' zu Ihren Favoriten hinzuzufügen.');
    } 
}

var siteInitFunctions = new Array();

window.onload = function() {
    for(var x in siteInitFunctions) {
        siteInitFunctions[x]();
    }
}

function registerInitFunction(func) {
    siteInitFunctions[siteInitFunctions.length] = func;
}

function popup(url, width, height)
{
    var popup = window.open(url,'_blank','width='+width+',height='+height);
}




function show(id)
{
  var ids = new Array('searchbar_1','searchbar_2','searchbar_3','searchbar_4','searchbar_5');
  for(i=0;i<ids.length;i++)
  {
    document.getElementById(ids[i]).style.display = 'none';
  }
  document.getElementById(id).style.display = 'block';
}

function show_companyInfo(activeInfo)
{

  var registercards = new Array();
  registercards['info_company_1'] = 'tabb_1';
  registercards['info_company_2'] = 'tabb_2';

  for (var info_company in registercards) {
	  // Tab
	  if(document.getElementById(registercards[info_company])) {
	  	document.getElementById(registercards[info_company]).className = '';
	  }
	  // Text
	  if(document.getElementById(info_company)) {
	  	document.getElementById(info_company).style.display='none';	  
	  }
  }
  
  // Tab
  document.getElementById(registercards[activeInfo]).className="active";

  // Text
  document.getElementById(activeInfo).style.display = 'block';  
}





function show_register(activeRegister)
{

  var content = new Array();
  content['register_1'] = 'tap_1';
  content['register_2'] = 'tap_2';
  content['register_3'] = 'tap_3';

  for (var register in content) {
		
	  // Tab
	  document.getElementById(content[register]).className = '';
	  // Text
	  document.getElementById(register).style.display='none';	  
  }
  
  // Tab
  document.getElementById(content[activeRegister]).className="active";

  // Text
  document.getElementById(activeRegister).style.display = 'block';  
}

function BlurLinks(){

// Text- u. Grafik-Links
lnks=document.getElementsByTagName('a');
for(i=0;i<lnks.length;i++){
lnks[i].onfocus=new Function("this.blur()");
}

// ImageMaps
lnks=document.getElementsByTagName('area');
for(i=0;i<lnks.length;i++){
lnks[i].onfocus=new Function("this.blur()");
}

// Klick-Buttons
lnks=document.getElementsByName('Verweis');
for(i=0;i<lnks.length;i++){
lnks[i].onfocus=new Function("this.blur()");
}
}

onload=BlurLinks;

function take(id, name)
{
    opener.document.getElementById('rcptId').value = id;
    opener.document.getElementById('rcptName').innerHTML = name;
    window.close();
}

/* function initializeLoginForm()
{
  if(document.getElementById("email").value=="") {
  document.getElementById('email').style.backgroundImage = "url(/pictures/input_login.gif)";
  }
  document.getElementById("email").onfocus = emptyValueLOGIN;
  document.getElementById("email").onblur = refillValueLOGIN;

  if(document.getElementById("password").value=="") {
  document.getElementById("password").style.backgroundImage = "url(/pictures/input_pw.gif)";
  }
  document.getElementById("password").onfocus = emptyValuePW;
  document.getElementById("password").onblur = refillValuePW;
}
*/

/* onload=initializeLoginForm; */

<!-- functions by change -->
function emptyValueLOGIN() {
        document.getElementById("email").style.backgroundImage = "none";
}

function emptyValuePW() {
        document.getElementById("password").style.backgroundImage = "none";
}

function refillValueLOGIN() {
if (document.getElementById("email").value=="") {
        document.getElementById("email").style.backgroundImage = "url(/pictures/input_login.gif)";
}
}

function refillValuePW() {
if (document.getElementById("password").value=="") {
        document.getElementById("password").style.backgroundImage = "url(/pictures/input_pw.gif)";
}
}