var window1;

function isEmail(who)
{
	var email=/^[A-Za-z0-9]+([_\.-][A-Za-z0-9]+)*@[A-Za-z0-9]+([_\.-][A-Za-z0-9]+)*\.([A-Za-z]){2,4}$/i;
	return(email.test(who));
}

function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    return true;
}

function ac(adres, baslik, w, h)
{
	var win= null;
	//var x = (screen.width - w - 10) / 2;
	//var y = (screen.height - h - 50) / 2;
	var x = 0;
	var y = 0;
	var settings  ='toolbar=0,';

	if (baslik=='list_detay')
		settings +='scrollbars=1,';
	else
		settings +='scrollbars=0,';

		settings +='location=0,';
		settings +='statusbar=0,';
		settings +='menubar=0,';
		settings +='resizable=0,';
		settings +='left=' + x + ',';
		settings +='top=' + y + ',';
		settings +='width=' + w + ',';
		settings +='height=' + h;

	win = window.open(adres, baslik, settings);

	if(parseInt(navigator.appVersion) >= 4)
	{
		win.window.focus();
	}
}

function textCounter(field,cntfield,maxlimit)
{
	if (field.value.length > maxlimit)
		field.value = field.value.substring(0, maxlimit);
	else
		cntfield.value = maxlimit - field.value.length;
}

function formatCurrency(num)
{
	num = num.toString().replace(/,/g,'');
	if(isNaN(num)||(num==''))
		num = "";
	else
	{
		num = Math.floor((num*100+0.5)/100).toString();
		for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
		num = num.substring(0,num.length-(4*i+3))+','+num.substring(num.length-(4*i+3));
	}
	return (num);
}

function foundtselected(field,val)
{
	var opt = document.getElementById(field).options; 
	var i, len = opt.length; 
	for (i=0; i<len; i++) { 
	if (opt[i].text==val) { 
		opt[i].selected = true; 
		break; 
	} } 
}

function foundvselected(field,val)
{
	var opt = document.getElementById(field).options; 
	var i, len = opt.length; 
	for (i=0; i<len; i++) { 
	if (opt[i].value==val) { 
		opt[i].selected = true; 
		break; 
	} } 
}

function clearText(s)
{   var i;
	var str="";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (!((c < "0") || (c > "9"))) str=str+c;
    }
    return (str);
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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 MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}