function openPreview(url)
{
  //function to open preview
  newWin = window.open(url,"Preview","toolbar=0,location=0,directories=0,status=yes,menubar=no,scrollbars=yes,resizable=yes,screenX=0,screenY=0,<!---left=0,top=0,--->width=800,height=600");
	newWin.focus();
}


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) { //v4.01
  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 openNewWindow(url,width,height) {
	window.open(url,"","toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=yes, copyhistory=no, width="+width+", height="+height);
}

function hide(id) {
	document.getElementById(id).style.display ='none';
}

function showHideCopyright(value) {
	if (value == 'other') {
		document.getElementById("otherinput_copyright").style.visibility ='visible';
	}
	else {
		document.getElementById("otherinput_copyright").style.visibility ='hidden';
	}
}

function showHidePhotographer(value) {
	if (value == 'name') {
		document.getElementById("otherinput_photographer").style.visibility ='visible';
	}
	else {
		document.getElementById("otherinput_photographer").style.visibility ='hidden';
	}
}



// scripts used on the edit image page
function showHide(id,alwayson) {
	if (alwayson == null) {
		alwayson =2;
	}
	
	disp = document.getElementById(id).style.display;
	if (disp == "none" ) {
		document.getElementById(id).style.display ='block';
	}
	else {
		document.getElementById(id).style.display ='none';
	}
}