function verifyEnterprise() {
	var x = document.getElementById('sbCompanyID').value
	var y = document.getElementById('sbPasscode').value
	matchString = x+y
	resultFrame.location.replace('entLkupV?openAgent&CompPass=' + matchString)
	}

function show(id) {
       var e = document.getElementById(id);
       if(e.style.display == 'block')
          e.style.display = 'block';
       else
          e.style.display = 'block';
    }

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

function toggle(id) {
       var e = document.getElementById(id);
       if(e.style.display == 'block')
          e.style.display = 'none';
       else
          e.style.display = 'block';
    }

function ValidateNumber(theForm){
// only allow numbers to be entered
	var checkOK = "0123456789";
	var checkStr = theForm.prLicenseNo.value;
	var allValid = true;
	var allNum = "";
	for (i = 0;  i < checkStr.length;  i++) {
	ch = checkStr.charAt(i);
	for (j = 0;  j < checkOK.length;  j++)
	if (ch == checkOK.charAt(j))
	break;
	if (j == checkOK.length) {
	allValid = false;
	break;
}
	if (ch != ",")
	allNum += ch;
}
	if (!allValid) {
	alert("You may enter numbers only.");
	theForm.prLicenseNo.focus();
	return (false);
}
}


function ValidateEmail(theForm) {
	var email = theForm.Email.value;
	var first_name = theForm.FirstName.value;
	var last_name = theForm.LastName.value;
	var emailRegex = /^[\w-\.]+\w+@([\w-]+\.)+[\w-]{2,4}$/;
	var nameRegex = /^[a-zA-Z]+(([\'\,\.\- ][a-zA-Z ]*))*$/;
  
if (!email.match(emailRegex)) {
	alert('Email Address format is invalid. Please correct it before proceeding.');
	theForm.Email.focus();
    return (false);
  }
if (!first_name.match(nameRegex)) {
    alert('Invalid Character(s) in first name. Please correct it before proceeding.');
	theForm.FirstName.focus();
    return (false);
  }
if (!last_name.match(nameRegex)) {
    alert('Invalid Character(s) in last name. Please correct it before proceeding.');
	theForm.LastName.focus();
    return (false);
  }
else {
	ValidatePassword(theForm);
	}
}


function ValidatePassword(theForm){
// require at least 5 characters in the password field
if (theForm.NewPassword.value.length < 5)
{
alert("Your Password must be at least 5 characters.");
theForm.NewPassword.focus();
return (false);
}

// check if both password fields are the same
if (theForm.NewPassword.value != theForm.NewPasswordConfirm.value)
{
	alert("The two passwords you entered do not match.");
	theForm.NewPasswordConfirm.focus();
	return (false);
} show('confirmScreen');

if (document.forms["frmSubscribe"].sbType[0].checked) {
	document.forms["frmSubscribe"].sbLevelD.value = document.forms["frmSubscribe"].sbLevel.value;
	document.forms["frmSubscribe"].FirstNameD.value = document.forms["frmSubscribe"].FirstName.value;
	document.forms["frmSubscribe"].LastNameD.value = document.forms["frmSubscribe"].LastName.value;
	document.forms["frmSubscribe"].EmailD.value = document.forms["frmSubscribe"].Email.value;
	}
else if (document.forms["frmSubscribe"].sbType[1].checked) {
	document.forms["frmSubscribe"].sbLevelD.value = document.forms["frmSubscribe"].sbCompanyID.value + "-based Subscription";
	document.forms["frmSubscribe"].FirstNameD.value = document.forms["frmSubscribe"].FirstName.value;
	document.forms["frmSubscribe"].LastNameD.value = document.forms["frmSubscribe"].LastName.value;
	document.forms["frmSubscribe"].EmailD.value = document.forms["frmSubscribe"].Email.value;
	document.getElementById('msg').style.display='none';
	}
}


function popWindow(mypage,myname,w,h){
var win= null;
var winl = (screen.width-w)/2;
var wint = (screen.height-h)/2;
settings='height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars=yes,toolbar=no,location=no,status=yes,menubar=no,resizable=no,dependent=yes'
win=window.open(mypage,myname,settings)
if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
}

// I know this part is dirty, yet it is needed to check for the visibility tag in different browsers.
var explorer;
var netscape4;
var netscape6;
var theDOM, theSuffix, hiddenKeyword, dhtml;

if (document.all) {
explorer = true;
}
else if (document.layers) {
netscape4 = true;
} else {
netscape6 = true;
}

if(explorer){
   theDOM = 'document.all';
   theSuffix = '.style';
   hiddenKeyword = 'hidden';
   dhtml = true;
}

if(netscape4){
   theDOM = 'document';
   theSuffix = '';
   hiddenKeyword = 'hide';
   dhtml = true;
}

if (netscape6) {
  theDOM = "document.getElementsByTagName('*')";
  theSuffix = ".style";
  hiddenKeyword = "hidden";
  dhtml = true;
}


function CheckRequiredFields(f) {
   var sFieldValue = "";
   var iIndex = 0;
   var iElement = 0;
   var iRadio = 0;
   var iCheck = 0;
   
   // Retrieve the list of field names and labels
   var aFieldList = f.valFieldList.value.split(",");
   
   // Loop through the list of fields
   for (iIndex = 0; iIndex < aFieldList.length; iIndex++) {
      
      // Inform the user of what's happening
      window.status = "Validating field " + aFieldList[iIndex + 1] + "...";
      
      // Loop through all elements in the form to find the field
      for (iElement = 0; iElement < f.elements.length; iElement++) {
         // Check whether the selected element is a required field
         if (f.elements[iElement].name == aFieldList[iIndex]) {
            // Check whether the field contains a value or not
            switch (f.elements[iElement].type) {
               // Text fields
               case "text" :
                  sFieldValue = f.elements[iElement].value;
                  break;
               // Password fields
               case "password" :
                  sFieldValue = f.elements[iElement].value;
                  break;
               // Text areas
               case "textarea" :
                  sFieldValue = f.elements[iElement].value;
                  break;
               // Listboxes
               case "select-one" :
                  if (f.elements[iElement].selectedIndex == 0) {
                     sFieldValue = "";
                  } else {
                     sFieldValue = String(f.elements[iElement].selectedIndex);
                  }
                  break;
               // Checkboxes
               case "checkbox" :
                  for (iCheck = 0; iCheck < f.elements[aFieldList[iIndex]].length; iCheck++) {
                     if (f.elements[iElement + iCheck].checked == false) {
                        sFieldValue = "";
                     } else {
                        sFieldValue = String(f.elements[iElement + iCheck].value);
                        break;
                     }
                  }
                  break;
               // Radiobuttons
               case "radio" :
                  for (iRadio = 0; iRadio < f.elements[aFieldList[iIndex]].length; iRadio++) {
                     if (f.elements[iElement + iRadio].checked == false) {
                        sFieldValue = "";
                     } else {
                        sFieldValue = String(f.elements[iElement + iRadio].value);
                        break;
                     }
                  }
                  break;
            }

            // Warn the user that the selected field is a required field
            if (sFieldValue == "") {
               alert(aFieldList[iIndex+1] + " is a required field.\nMake sure that " +
               aFieldList[iIndex+1] + " and all other required fields are filled out before proceeding.");
               f.elements[iElement].focus();
               return false;
            }
            break;
         }
      }
      iIndex++;
   }
   return true;
}

function QuerySave(f){
return CheckRequiredFields(f);
}


// function to load an email address, gives basic protecting from spammers. Provided by codestore.net
function mailto(name, domain) 
{ 
 location.href = "mailto:" + name + "@" + domain; 
} 

function writeSearchResults(){  
    for(var i=0;i<a.length;i++){
       document.write(a[i] + "\n");
    }
}
	
function getDisplay(theObject){
	var theObjectReference = eval(theDOM + '.' + theObject + theSuffix);
	if(theObjectReference.visibility == hiddenKeyword){
     	return false;
    	} else {
		return true;
		}
	}
	
function hideObject(theObject){
	var theObjectReference = eval(theDOM + '.' + theObject + theSuffix);
	theObjectReference.visibility = hiddenKeyword;
	}

function loadHash() {
	// generate random number in our battle to fight comment spam
	return ran_number=Math.floor(Math.random()*1000);
}

function maxArray( arr ) {
	// this function calculates the maximum value in the associative array
	var max = 0;
	for(var i in arr){
  	    if (arr[i] > max)
  	    		max = arr[i];
  	}
  	return max;
}

function minArray( arr ) {
	// this function calculates the minimum value in the associative array
	var min;
	var count = 0;
	for(var i in arr){
		// initialize minimum value with first value of associative array
		if (count==0)
			min = arr[i];
		if (arr[i] < min)
  	    		min = arr[i];
  	    	count++;
  	}
  	return min;
}

function drawTagCloud(map, maxStyle) {
	// this function draws the tag cloud using the associative javascript array generated by the Notes view
	// calculate the maximum entries in the cloud. if not found, no tags are found
	var maxEntries = maxArray(map);
	if (maxEntries==0) {
		document.write('No tags found');
		return false;
	}
	
	//	calculate the minimum entries in the cloud
	var minEntries = minArray(map);
	
	// calculate the range
	var range = maxEntries - minEntries;
	if (range <= 0)
		range = 1; 
	
	// get handle on div container to write tag cloud into
	var tagcloud = document.getElementById('tagcloud');
	
	// temp variable to store all tags in 
	var tagsresult = '';
	
	// loop through the tag map to draw each tag.
	for(var tag in map){
		tagsresult = tagsresult + calculateTag(tag, map[tag], minEntries, maxEntries, maxStyle);
  	}
  	
  	// finally, write the full tags result to the inner html of the tagcloud div
  	tagcloud.innerHTML = tagsresult;
	var tagcloud = document.getElementById('tagcloud');
  	tagcloud.style.innerHTML = "width:200px;"
  	
}

function calculateTag(tag, count, min, max, maxStyle) {
  // this function renders a tag line. first determine
  // the size tag to use for this tag count
  sizeTag = Math.round((((maxStyle-1)/(max-min))*count) +(1*max-maxStyle*min)/(max-min));
  
  // return link to write to page
  return '&nbsp;<a href="categories?open&id=' + tag + '" class="tag' + sizeTag + '">' + tag + ' </a>&nbsp;';
}