function basamakla(keyCode, element, ponda, mesaj)
{
  if (!((keyCode>36 && keyCode<41) || (keyCode>15 && keyCode<18))) {
	if (element.value=='.') element.value = '0.'
	if (!sayimi(element.value))
	{	
		if (mesaj!="")
			alert(mesaj)
		else
			alert("Lütfen geçerli bir sayı girin")
		element.value=0
		element.focus()
		return
	}
	unbasamakla(element)
	psayi=element.value
	yeni=''
	arrayh=psayi.split('.')
	while(arrayh[0].substr(0,1)=='0' && arrayh[0].length>1)arrayh[0]=arrayh[0].substr(1,arrayh[0].length-1)
	if (arrayh.length==1)
		arrayh[1]=''
	else
		arrayh[1]='.'+arrayh[1]
	for(i=arrayh[0].length-3;i>0;i-=3) 
		yeni=','+arrayh[0].substr(i,3)+yeni
	yeni=arrayh[0].substr(0,i+3)+yeni
	if (arrayh[1]!='' && ponda>0)
		yeni=yeni+arrayh[1].substr(0,ponda+1)
	element.value=yeni
  }
}

function unbasamakla(element)
{
psayi=element.value
element.value=psayi.replace(/,/g,'')
}

function sayimi(psayi)
{
if (isNaN(unbasamaklap(psayi))) 
	return false
else 
	return true
}

function unbasamaklap(Psayi)
{
return Psayi.replace(/,/g,'')
}

function loadExternal(url) {
  if ( window.frames['main'] ) {
    window.frames['main'].location = url;
    var lyr = document.getElementById? document.getElementById('display'): document.all? document.all['display']: null;
    if ( lyr && typeof lyr.innerHTML != "undefined" ) {
      lyr.innerHTML = '<img src="/images/common/loading.gif" alt="">';
    }
    return false;
  } 
  return true; // other browsers follow link
}

function handleEnter(e) {
	if (e.keyCode==13) { 
		e.keyCode = 0
		return true
	}
	else {
		return false
	}
}