function displayHelp(beschrijving)
{
tool_right_help_beschrijving.innerHTML = beschrijving;
tool_right_help.style.left = event.clientX + document.body.scrollLeft-220;
tool_right_help.style.top = event.clientY + document.body.scrollTop-10;
tool_right_help.style.display = 'block';
return true;
}
function hideDisplayHelp()
{
tool_right_help.style.display = 'none';
return true;
}
function NewWindow(url,width,height)
{
var hWnd = window.open(url,"PrintWindow","width=" + width + ",height=" + height + ",toolbar=no,resizable=no,scrollbars=yes");
}
function changeDays(day_name, month_name, year_name)
{
var days = getDaysInMonth(month_name.value,year_name.value);
var number = day_name.options[day_name.selectedIndex].value
while (day_name.options.length)
day_name.options[0] = null;
var value_days;
for (i = 1; i <= days; i++)
{
value_days = "" + (i + 100);
value_days = (value_days.substring(value_days.length-2,value_days.length));
day_name.options[i] = new Option(value_days, i);
// set selected date
if (i == number)
day_name.options[i].selected = true;
}
// clear first option if empty
if (day_name.options[0].value == "")
day_name.options[0] = null;
}
function getDaysInMonth(month,year)
{
var days;
if (month==1 || month==3 || month==5 || month==7 || month==8 || month==10 || month==12) days=31;
else if (month==4 || month==6 || month==9 || month==11) days=30;
else if (month==2)
{
if (isLeapYear(year)) { days=29; }
else { days=28; }
}
return (days);
}
function isLeapYear (Year) {
if (((Year % 4)==0) && ((Year % 100)!=0) || ((Year % 400)==0))
{
return (true);
}
else
{
return (false);
}
}
function CheckLen(Target,maxLen)
{
StrLen = Target.value.length
if (StrLen == 1 && Target.value.substring(0,1) == " ")
{
Target.value = "";
StrLen = 0;
}
if (StrLen > maxLen )
{
Target.value = Target.value.substring(0,maxLen)
CharsLeft = 0;
}
else
{
CharsLeft = maxLen - StrLen
}
// document.saveform.Tekens.value = CharsLeft;
}
function ImgPopupWindow(mypage, myname, w, h, scroll)
{
// get the image
var img = new Image();
img.src = mypage;
img.onload = ImgPopupWindowLoaded(img, myname, scroll);
}
function ImgPopupWindowLoaded(img, myname, scroll)
{
var winl = (screen.width - img.width) / 2;
var wint = (screen.height - img.height) / 2;
winprops = 'height='+img.height+',width='+img.width+',top='+wint+',left='+winl+',scrollbars='+scroll+',menubar=no,status=no,location=no,resizable=no,toolbar=no'
win = window.open('', 'Loading', winprops)
win.document.write('' + myname + '
');
if (parseInt(navigator.appVersion) >= 4)
{
win.window.focus();
}
}