var isMinNS4 = (navigator.appName.indexOf("Netscape") >= 0 &&
                parseFloat(navigator.appVersion) >= 4) ? 1 : 0;
var isMinIE4 = (document.all) ? 1 : 0;
var isMinIE5 = (isMinIE4 && navigator.appVersion.indexOf("5.") >= 0) ? 1 : 0;
var isNS6    = (navigator.appName.indexOf("Netscape") >=0 && parseFloat(navigator.appVersion) >= 5) ? 1 : 0;

var tm = 500;
var tmr;
var prev_sel = 0;
var prev_sel_img='';
var canopen = false;

function setActive(id, img, img_s) {
  var obj;
  if (prev_sel>0) {
    obj = MM_findObj('p'+prev_sel);
    obj.src='img/spacer.gif';
    a = show('s'+prev_sel,'hide');
    obj = MM_findObj('m'+prev_sel);
    obj.src=prev_sel_img;
  }
  obj = MM_findObj('p'+id);
  obj.src='img/28.gif';
  obj = MM_findObj('m'+id);
  obj.src=img_s;
  a = show('s'+id,'show');
  prev_sel = id;
  prev_sel_img = img;
}


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) { //v3.0
  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); 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 show(what,action) {
 if (canopen) {
   obj=what;
   if(isMinNS4 && (!isNS6)) {
      layer = document.layers[what];
   } else {
      layer = (document.getElementById)? document.getElementById(what) : document.all[what];
   }     
   if (action=="hide") {
    if (isMinNS4 && (!isNS6))
     layer.visibility = "hide";
    if (isNS6)
      document.getElementById(obj).style.visibility = "hidden";
    if (isMinIE4)
      layer.style.visibility = "hidden";
   }
   if (action=="show") {
    if (isMinNS4 && (!isNS6))
      layer.visibility = "show";
    if (isNS6)
      document.getElementById(obj).style.visibility = "visible";
    if (isMinIE4)
      layer.style.visibility = "visible";
   }
 }
}

function onch() {
    if (document.forms.pg.id[document.forms.pg.id.selectedIndex].value != '') {
        document.forms.pg.submit();
    }
}

function check_email(inemail){
   if (inemail.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
    return true;
   else
    return false;
}

function trim(s) {
  while (s.substring(0,1) == ' ') {
    s = s.substring(1,s.length);
  }
  while (s.substring(s.length-1,s.length) == ' ') {
    s = s.substring(0,s.length-1);
  }
  return s;
}

var wnd

function open_new_window(url, width, height) {
  if(wnd && !wnd.closed) wnd.close();
  if(document.all)
    wnd = window.open(url,'','width='+width+',height='+height+',toolbar=0,scrollbars=0,resizable=0,menubar=0,status=0,directories=0,location=0,left='+(screen.width-width-10)/2+',top='+(screen.height-height-10)/2);
  else   
    wnd = window.open(url,'','width='+width+',height='+height+',toolbar=0,scrollbars=0,resizable=0,menubar=0,status=0,directories=0,location=0,screenX='+(screen.width-width-10)/2+',screenY='+(screen.height-height-10)/2);
  wnd.focus();
}

function return_false() {
  return false;
}

function update_div(div,html) {
   var layer = (document.getElementById)? document.getElementById(div) : document.all[div];
   if(layer && layer.innerHTML) {
     layer.innerHTML = html;
   }
}

function get_div(div) {
   var layer = (document.getElementById)? document.getElementById(div) : document.all[div];
   if(layer && layer.innerHTML) {
     return layer.innerHTML;
   }
}

function findPos(o) {
    if (document.getElementById) {
	var curleft = curtop = 0;
        var obj = document.getElementById(o);
	if (obj && obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
     }
}


PositionX = 10;
PositionY = 10;
defaultWidth  = 600;
defaultHeight = 400;
var AutoClose = true;
function loadPhoto(imageURL,imageTitle){
  if (imageTitle=='') imageTitle='< 2:1 >';
  var imgWin = window.open('','_blank','scrollbars=no,resizable=1,width='+defaultWidth+',height='+defaultHeight+',left='+PositionX+',top='+PositionY);
  if( !imgWin ) { return true; } //popup blockers should not cause errors
  imgWin.document.write('<html><head><title>'+imageTitle+'<\/title><script type="text\/javascript">\n'+
    'function resizeWinTo() {\n'+
    'if( !document.images.length ) { document.images[0] = document.layers[0].images[0]; }'+
    'var oH = document.images[0].height, oW = document.images[0].width;\n'+
    'if( !oH || window.doneAlready ) { return; }\n'+ //in case images are disabled
    'window.doneAlready = true;\n'+ //for Safari and Opera
    'var x = window; x.resizeTo( oW + 200, oH + 200 );\n'+
    'var myW = 0, myH = 0, d = x.document.documentElement, b = x.document.body;\n'+
    'if( x.innerWidth ) { myW = x.innerWidth; myH = x.innerHeight; }\n'+
    'else if( d && d.clientWidth ) { myW = d.clientWidth; myH = d.clientHeight; }\n'+
    'else if( b && b.clientWidth ) { myW = b.clientWidth; myH = b.clientHeight; }\n'+
    'if( window.opera && !document.childNodes ) { myW += 16; }\n'+
    'x.resizeTo( oW = oW + ( ( oW + 200 ) - myW ), oH = oH + ( (oH + 200 ) - myH ) );\n'+
    'var scW = screen.availWidth ? screen.availWidth : screen.width;\n'+
    'var scH = screen.availHeight ? screen.availHeight : screen.height;\n'+
    'if( !window.opera ) { x.moveTo(Math.round((scW-oW)/2),Math.round((scH-oH)/2)); }\n'+
    '}\n'+
    '<\/script>'+
    '<\/head><body onload="resizeWinTo();"'+(AutoClose?' onblur="self.close();"':'')+'>'+
    (document.layers?('<layer left="0" top="0">'):('<div style="position:absolute;left:0px;top:0px;display:table;">'))+
    '<img src="'+imageURL+'" alt="Loading image ..." title="" onload="resizeWinTo();">'+
    (document.layers?'<\/layer>':'<\/div>')+'<\/body><\/html>');
  imgWin.document.close();
  if( imgWin.focus ) { imgWin.focus(); }
}