window.onerror = null;
browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) ||	((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )));
mac = (navigator.appVersion.indexOf("Macintosh") != -1);
var bName = navigator.appName;
var bVer = parseInt(navigator.appVersion);
var ns4 = (bName == "Netscape" && bVer >= 4);
var ie4 = (bName == "Microsoft Internet Explorer" && bVer >= 4);
var ns3 = (bName == "Netscape" && bVer < 4);
var ie3 = (bName == "Microsoft Internet Explorer" && bVer < 4);
var ns6 = (bName == "Netscape" && document.getElementById);
var onLayer;

if (ns4 || ie4) {
	if (navigator.appName == "Netscape") {
		layerStyleRef = "layer.";
		layerRef = "document.layers";
		styleSwitch = "";
	} else {
		layerStyleRef="layer.style.";
		layerRef="document.all";
		styleSwitch=".style";
	}
}

function checkNumeric() {
	if (ie4) {
		if (window.event.keyCode != 46) {
			if (window.event.keyCode < 48 || window.event.keyCode > 57) {
				window.event.cancelBubble = true;
				window.event.returnValue = false;
			}
		}
	}
}

function SetChecked(val) {
	dml=document.form1;
	len = dml.elements.length;
	var i=0;
	for( i=0 ; i<len ; i++) {
		if (dml.elements[i].id=='Mid') {
			dml.elements[i].checked=val;
		}
	}
}

function openwin(waddr,wname,hh,ww) {
	// This function opens a new browser window with the designated
	// file. If the user is on IE 4.0 or greater it will calculate
	// the coordinates to center the new screen.
	window.open(waddr,wname,"height=" + hh + "px,width=" + ww + "px,top=1,left=1,toolbar=no,scrollbars=no,directories=no,status=no,copyhistory=no,resizeable=yes,location=no,menubar=no");
}

function MM_preloadImages() { //v1.2
  if (document.images) {
    var imgFiles = MM_preloadImages.arguments;
    var preloadArray = new Array();
    for (var i=0; i<imgFiles.length; i++) {
      preloadArray[i] = new Image;
      preloadArray[i].src = imgFiles[i];
    }
  }
}


function MM_swapImage() { //v1.2
  var i,j=0,objStr,obj,swapArray=new Array,oldArray=document.MM_swapImgData;
  for (i=0; i < (MM_swapImage.arguments.length-2); i+=3) {
    objStr = MM_swapImage.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
        (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
      objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
    obj = eval(objStr);
    if (obj != null) {
      swapArray[j++] = obj;
      swapArray[j++] = (oldArray==null || oldArray[j-1]!=obj)?obj.src:oldArray[j];
      obj.src = MM_swapImage.arguments[i+2];
  } }
  document.MM_swapImgData = swapArray; //used for restore
}