function getCenter(pwidth,pheight){
	wwidth=screen.width;
	wheigth=screen.height;
	lpos= (wwidth - pwidth)/2;
	tpos= (wheigth - pheight)/2;
	return lpos, tpos;
}
function PopItUp(src,w,h,s,r) {
	s ? w=w+17 : null;
	getCenter(w,h);
	Popwin = window.open(src,"popwin","toolbar=0,width=" + w + ", height=" + h + ", left="+ lpos +", top="+ tpos +"; location=0, directories=0, status=1, scrollbars="+s+", menubar=0, resizable="+r+", copyhistory=0");
	Popwin.focus();
    return false;
}
function TarihFormati(fld, milSep, decSep, e) {
var sep = 0;
var onc='';
var key = '';
var i = j = 0;
var len = len2 = 0;
var strCheck = '0123456789';
var aux = aux2 = '';
var whichCode = (window.Event) ? e.which : e.keyCode;
if (whichCode == 13) return true;  // Enter
key = String.fromCharCode(whichCode);  // Get key value from key code
if (strCheck.indexOf(key) == -1) return false;  // Not a valid key
len = fld.value.length;
for(i = 0; i < len; i++)
if ((fld.value.charAt(i) != decSep)) break;
aux = '';
for(; i < len; i++)
if (strCheck.indexOf(fld.value.charAt(i))!=-1) aux += fld.value.charAt(i);
aux += key;
len = aux.length;
if (len == 0) fld.value = '';
if (len == 1){
if (key<=3) fld.value =  aux;
}
if (len == 2){
if (fld.value<3) fld.value =  aux;
if (fld.value==3) {
if (key<=1) fld.value =  aux;
}
}
if (len == 3){
if (key<=1){
if (fld.value.charAt(2)==milSep){
fld.value = fld.value + key;}
if (fld.value.length==2) fld.value = fld.value + milSep + key;
onc=key;
}
}
if (len == 4) {
if (fld.value.charAt(3)==0) fld.value =  fld.value + key;
if (fld.value.charAt(3)==1){ 
  if(key<=2) fld.value =  fld.value + key;
  }
}
if (len == 5) {
if (key>=1) {
if (fld.value.charAt(5)==milSep){
fld.value = fld.value + key;
}
if (fld.value.length==5) fld.value =  fld.value + milSep + key;
}
}
if (decSep=='a')
{
if ((len > 5) && (len<=8)) fld.value =  fld.value +  key;
return false;
}
}