/* utility.js */

function callSubmit(formId) { // Calls the submit function of an given form (DOM Version)
    var Form = getElem("id", formId, null);
    Form.submit();
}

function callSubmitWait(formId, msg) { // Calls the submit function of an given form
    var Form = getElem("id", formId, null);
    Form.submit();
    fern = window.open("", "fern", "height=200, width=400,status=1");
    fern.document.write(msg);
    fern.document.close();
}

function closeMessagebox(){
  
   fern = window.open("", "fern", "height=200, width=400,status=1");
   fern.close();
   
}

function sendForm(name) { // Calls the submit function of an given form (NS 4.5x Version)
    document.forms[name].submit();
}

function setImage(name, uri) { // Setting the image of an given element (NS 4.5x Version)
    document.images[name].src=uri;
}

function maxPropertyValue(elemArray, propertyName) { // Retrieves the maximum property value over a given element array
  var max = 0;
  var actual = 0;
  for (var i=0; i<elemArray.length; i++) {
    if (MS) {
        if (propertyName == "width") {
            actual = elemArray[i].offsetWidth;
        } else if (propertyName == "height") {
            actual = elemArray[i].offsetHeight;
        }
    } else {
        // The pixel properties are stored as "##px" but the need it as numeric
        actual = parseInt(getComputedStyle(elemArray[i], null).getPropertyValue(propertyName));
    }
    if (actual > max) {
        max = actual;
    }
  }
  if (propertyName == "width") {
    // We need additional border/padding information, so take the first element as source
    if (MS) {
//              max += parseInt(elemArray[0].currentStyle["paddingLeft"]);
//              max += parseInt(elemArray[0].currentStyle["paddingRight"]);
//              max += parseInt(elemArray[0].currentStyle["borderLeftWidth"]);
//              max += parseInt(elemArray[0].currentStyle["borderRightWidth"]);
    } else {
      max += parseInt(getComputedStyle(elemArray[0], null).getPropertyValue("padding-left"));
      max += parseInt(getComputedStyle(elemArray[0], null).getPropertyValue("padding-right"));
      max += parseInt(getComputedStyle(elemArray[0], null).getPropertyValue("border-left-width"));
      max += parseInt(getComputedStyle(elemArray[0], null).getPropertyValue("border-right-width"));
    }
  }
  return max;
}