var submitted = false;

function validateSubmit() {
    if (submitted) {
        return false;  // don't submit form
    } else {
        submitted = true;
        return true; // submit form
    }
}

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) { //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 openwin (url) {
  window.open(url, 'new', 'scrollbars=yes, width=460, height=300');
}

function popup (url) {
  window.open(url, 'new', 'scrollbars=yes, width=420, height=375');
}

function clearBoxes(obj) {
    var elements = document.f.elements;
    var i=0;
    var noneObj = getNoneElement();


    if(obj==noneObj) {
        while(elements[i]) {
            if(elements[i] == noneObj) {
                elements[i].checked=true;
            }
            else {
                elements[i].checked=false;
            }
            i++;
        }
    }
    else {
        while(elements[i]) {
            if(elements[i] == noneObj) {
                elements[i].checked=false;
            }
            i++;
        }
    }

}

function launchPortal() {
	winOptions = "width=680, height=500, scrollbars=0, resizable=1, status=0, toolbar=0, menubar=0, location=0";
	window.open("http://portal.knowledgebase.net/?cid=6580&c=5109&cpc=4EQ276ggbI1Lhwb3u16ictONI3e4PX0", "CP6580", winOptions);
	return false;
}