/* 
 * Created on : 2009/1/14
 */
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_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_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.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];}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function errorImg( obj ){
	var src = $(obj).attr('src');
	var src2 = $(obj).attr('src2');
	if( src2 ){
		if(  src2 != src && src.indexOf(src2) < 0 )
			$(obj).attr('src',src2);
		else
			$(obj).attr('src','/art4t/images/welcome.jpg');
	}else{
		$(obj).attr('src','/art4t/images/welcome.jpg');
	}	
}

function DrawImage(ImgD,FitWidth,FitHeight){
	var image=new Image();image.src=ImgD.src;
	if(image.width>0 && image.height>0){
		if(image.width/image.height>= FitWidth/FitHeight){
			if(image.width>FitWidth){ ImgD.width=FitWidth;ImgD.height=(image.height*FitWidth)/image.width;
			}else{ ImgD.width=image.width;ImgD.height=image.height; }
		}else{
			if(image.height>FitHeight){ ImgD.height=FitHeight;ImgD.width=(image.width*FitHeight)/image.height;
			}else{ ImgD.width=image.width;ImgD.height=image.height; }
		}
	}
	try{ ImgD.style.display="";}catch(e){}
}

function errorCounterImg( obj ){
	var src = $(obj).attr('src');
	var src2 = $(obj).attr('src2');
	if( src2 ){
		if(  src2 != src && src.indexOf(src2) < 0 )
			$(obj).attr('src',src2);
		else
			$(obj).attr('src','/art4t/images/designer130x65.gif');
	}else{
		$(obj).attr('src','/art4t/images/designer130x65.gif');
	}	
}

function trim(str)
{
	return str.replace(/(^\s*)|(\s*$)/g,"");
}

function checkAll(obj,name){
	var checks = document.getElementsByName(name);
    if(obj.checked) {
      for(i=0;i<checks.length;i++) checks[i].checked=true;
    } else {
      for(i=0;i<checks.length;i++) checks[i].checked=false;
    }
}

function hasChecked(name){
	var chkObj = document.getElementsByName(name);
    if (chkObj[0]) {
        for (var i = 0; i < chkObj.length; ++i) {
            if (chkObj[i].checked) {
                return true;
            }
        }
    }
    else
        if (chkObj) {
            return chkObj.checked;
        }
    return false;
}