// JavaScript Document


function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_setTextOfLayer(objName,x,newText) { //v4.01
  if ((obj=MM_findObj(objName))!=null) with (obj)
    if (document.layers) {document.write(unescape(newText)); document.close();}
    else innerHTML = unescape(newText);
}


/* Werte aus Pulldownmenü auswählen*/
function auswaehlen(was){
    if(was){
    var d = document.kontakt.GFRAnpsrechpartner;
    var g = false;
    for(var i = 0; i < d.length; i++){
    //alert (d.options[i].text);
        if(d.options[i].text==was){
            d.options[i].selected=true;
            g = true;
            break;
        } else {
            g = false;
        }
    }
    if(!g){ d.options[i] = new Option(was,was );
        auswaehlen(was);
    }
    }
}


/*
function resize() {
  if (navigator.appName == 'Netscape') i=40;
  window.resizeTo(<? echo $size[0] ?> +105, <? echo $size[1] + $bheight ?>+210+i);
  self.focus();
}
*/

function MM_openBrWindow(theURL,winName,features) { //v2.0
  neuesfenster = window.open(theURL,winName,features);
  neuesfenster.focus();
}


var i=0;
function resizeopppopup() {
  if (navigator.appName == 'Netscape') i=40;
  window.resizeTo(410, 910+i);
  self.focus();
}



function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}


function check_form() {
  var error_message = unescape("<?php echo xtc_js_lang(JS_ERROR); ?>");
  var error_found = false;
  var error_field;
  if(document.getElementById("advanced_search")){
      var keywords = document.getElementById("advanced_search").keywords.value;
      var pfrom = document.getElementById("advanced_search").pfrom.value;
      var pto = document.getElementById("advanced_search").pto.value;
  } else {
      var keywords = false;
      var pfrom = false;
      var pto = false;
  }
  var pfrom_float;
  var pto_float;

if(document.getElementById("advanced_search")){
  if ( (keywords == '' || keywords.length < 1) && (pfrom == '' || pfrom.length < 1) && (pto == '' || pto.length < 1) ) {
    error_message = error_message + unescape("<?php echo xtc_js_lang(JS_AT_LEAST_ONE_INPUT); ?>");
    error_field = document.getElementById("advanced_search").keywords;
    error_found = true;
  }
}

  if (pfrom.length > 0) {
    pfrom_float = parseFloat(pfrom);
    if (isNaN(pfrom_float)) {
      error_message = error_message + unescape("<?php echo xtc_js_lang(JS_PRICE_FROM_MUST_BE_NUM); ?>");
      error_field = document.getElementById("advanced_search").pfrom;
      error_found = true;
    }
  } else {
    pfrom_float = 0;
  }

  if (pto.length > 0) {
    pto_float = parseFloat(pto);
    if (isNaN(pto_float)) {
      error_message = error_message + unescape("<?php echo xtc_js_lang(JS_PRICE_TO_MUST_BE_NUM); ?>");
      error_field = document.getElementById("advanced_search").pto;
      error_found = true;
    }
  } else {
    pto_float = 0;
  }

  if ( (pfrom.length > 0) && (pto.length > 0) ) {
    if ( (!isNaN(pfrom_float)) && (!isNaN(pto_float)) && (pto_float < pfrom_float) ) {
      error_message = error_message + unescape("<?php echo xtc_js_lang(JS_PRICE_TO_LESS_THAN_PRICE_FROM); ?>");
      error_field = document.getElementById("advanced_search").pto;
      error_found = true;
    }
  }

  if (error_found == true) {
    alert(error_message);
    error_field.focus();
    return false;
  }
}


function check_form_optional(form_name) {
  var form = form_name;

  var firstname = form.elements['firstname'].value;
  var lastname = form.elements['lastname'].value;
  var street_address = form.elements['street_address'].value;

  if (firstname == '' && lastname == '' && street_address == '') {
    return true;
  } else {
    return check_form(form_name);
  }
}