// JavaScript Document
<!-- input numbers only form field -->

<!-- use onKeyPress="return maskKeyPress(event);"    PhoneMaskKey" -->
var browser = navigator.appName;
//only allow numbers (0 and 8 is the delete feature in Firefox)
function maskKeyPress(objEvent){
	  var iKeyCode;  
	 
	  //alert(objEvent.keyCode);
	  iKeyCode = objEvent.keyCode;
	if (browser == 'Netscape'){
		iKeyCode = objEvent.which;
	}

	  if(iKeyCode>=48 && iKeyCode<=57 || iKeyCode == 0 || iKeyCode == 8){ return true;}
	  else{return false;}
}
	

// allow all numbers, (0 and 8 is the delete feature in Firefox) also allow ().- and space key to work
function PhoneMaskKey(objEvent){
	var iKeyCode;  
	
	 // alert(objEvent.keyCode);
	iKeyCode = objEvent.keyCode;
	if (browser == 'Netscape'){
		iKeyCode = objEvent.which;
	}
	  if(iKeyCode>=48 && iKeyCode<=57 || iKeyCode == 0 || iKeyCode == 8 || iKeyCode == 32 || iKeyCode == 40 || iKeyCode == 41 || iKeyCode == 45|| iKeyCode == 46){ return true;}
	  else{return false;}

}





//image display script

function loadIMG(container, form, formfield){
	//load image
	filename = "file:///" + eval('document.'+form+'.'+formfield+'.value');
	
	//lets get the dimensions
	var TempImage = new Image()
	TempImage.src = filename
	
	eval('document.images.'+container+'.src=filename');
	

}




<!-- form validator  -->

function checkThisForm(formname, submitbutton, errors) {
  if (errors == '') {
	  if (browser == 'Netscape'){
	
	}else{eval(formname+'.'+submitbutton+'.disabled=true');}
    
	eval('document.'+formname+'.submit();');
  } else {
    alert(errors);
	return false;
  }
}

function checkText(formname, textboxname, displaytext) {
  var localerror = '';
  if(Trim(eval('document.'+formname+'.'+textboxname+'.value'))=='') {
    localerror =  '* '+displaytext+'\n';
  } else localerror = '';
  return localerror;
}

function checkNum(formname, textboxname, displaytext) {
  var localerror = '';
  if(isNaN(eval('document.'+formname+'.'+textboxname+'.value'))) {
    localerror =  '* '+displaytext+'\n';
  } else localerror = '';
  return localerror;
}

function checkUserName(formname, theresult, thename, displaytext) {
  var localerror = '';
  /*if(thename == ''){
	 localerror =  '* Enter a user name\n';
  }*/
  if(theresult == 1) {
    localerror =  '* '+displaytext+'\n';
  }
  return localerror;
}

function checkbox(formname, boxname, displaytext) {
  var localerror = '';
    if (eval('document.'+formname+'.'+boxname+'.checked') == false) {
     	localerror =  '* '+displaytext+'\n';
	}
	return localerror;
  
}

function creditcheck(theresult, displaytext){
	var localerror = '';
	if(theresult >= 0){
		localerror =  '* '+displaytext+'\n';
  	}
  	return localerror;	
}

function checkEmail(formname, textboxname, displaytext) {
  var localerror = '';
  var at="@"
  var dot="."
  var emailaddress = eval('document.'+formname+'.'+textboxname+'.value')
  var lat=emailaddress.indexOf(at)
  var lstr=emailaddress.length
  var ldot=emailaddress.indexOf(dot)
  if (emailaddress==-1){
   localerror =  '- '+displaytext+'\n';
  } 
  if (emailaddress.indexOf(at)==-1 || emailaddress.indexOf(at)==0 || emailaddress.indexOf(at)==lstr){
    localerror =  '* '+displaytext+'\n';
  }
  if (emailaddress.indexOf(dot)==-1 || emailaddress.indexOf(dot)==0 || emailaddress.indexOf(dot)==lstr){
     localerror =  '* '+displaytext+'\n'; 
  }
   if (emailaddress.indexOf(at,(lat+1))!=-1){
      localerror =  '* '+displaytext+'\n';
   }
   if (emailaddress.substring(lat-1,lat)==dot || emailaddress.substring(lat+1,lat+2)==dot){
     localerror =  '* '+displaytext+'\n';
   }
   if (emailaddress.indexOf(dot,(lat+2))==-1){
     localerror =  '* '+displaytext+'\n';
   }
   if (emailaddress.indexOf(" ")!=-1){
    localerror =  '* '+displaytext+'\n';
   }  
   return localerror;    
}

function checkpassword(formname, textboxname1, textboxname2, numChar, displaytext) {
	var localerror = '';
	var invalid = " "; 
	var minLength = numChar;
	var pw1 = eval('document.'+formname+'.'+textboxname1+'.value')
	var pw2 = eval('document.'+formname+'.'+textboxname2+'.value')
	// check for a value in both fields.
	if (pw1 == '' || pw2 == '') {
		localerror =  '* '+displaytext+'\n';
	}
	// check for minimum length
	if (pw1.length < minLength) {
		localerror =  '* Password must be at least '+minLength+' characters or longer\n';
	}
	
	// check for spaces
	if (pw1.indexOf(invalid) > -1) {
		localerror =  '* Password can not contain spaces\n';
	}
	//match up password
	if (pw1 != pw2) {
		localerror =  '* The password entered do not match\n';
	}
	return localerror;
}



function checkSpaces(formname, textboxname, displaytext) {
  var valid = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_'; // define valid characters
  var localerror = '';
  if(!isValid(Trim(eval('document.'+formname+'.'+textboxname+'.value')), valid)) {
    localerror =  '* '+displaytext+'\n';
  } else localerror = '';
  return localerror;
}

function checkSelect(formname, selectboxname, displaytext) {
  var localerror = '';
  if(eval('document.'+formname+'.'+selectboxname+'.selectedIndex')==0) {
    localerror =  '* '+displaytext+'\n';
  } else localerror = '';
  return localerror;
}

function checkTerms(formname, radioname, thevalue, displaytext) {
 var localerror = '';
  var rad_val    = '';
 for (var i=0; i < eval('document.'+formname+'.'+radioname+'.length'); i++) {
    if (eval('document.'+formname+'.'+radioname+'[i].checked')) {
      var rad_val = eval('document.'+formname+'.'+radioname+'[i].value');
    }
  }
  if(rad_val != thevalue){
		localerror =  '* '+displaytext+'\n';
	}
	return localerror;
  
  
}


function getRadio(formname, radioname, displaytext) {
  for (var i=0; i < eval('document.'+formname+'.'+radioname+'.length'); i++) {
    if (eval('document.'+formname+'.'+radioname+'[i].checked')) {
      var rad_val = eval('document.'+formname+'.'+radioname+'[i].value');
      return rad_val;
    }
  }
}

function checkRadio(formname, radioname, displaytext) {
  var localerror = '';
  var rad_val    = '';
  for (var i=0; i < eval('document.'+formname+'.'+radioname+'.length'); i++) { //check every radio button by that name
    if (eval('document.'+formname+'.'+radioname+'[i].checked'))  { //if it is checked
      rad_val += '-';
      }	else rad_val += '';
      }
    if (rad_val=='') {
      localerror =  '* '+displaytext+'\n';
    }
  return localerror;
}



function autoComplete (field, select, property) {
/*onKeyUp="autoComplete(this,this.form.selectboxname,'value',false)" - add this to textbox where you are typing*/
  var found = false;
  for (var i = 0; i < select.options.length; i++) {
    if (select.options[i][property].toUpperCase().indexOf(field.value.toUpperCase()) == 0) {
      found=true; break;
    }
  }
  if (found) {
    select.selectedIndex = i;
  } else {
    select.selectedIndex = -1;
  }
  if (field.createTextRange) {
    if (!found) {
      field.value=field.value.substring(0,field.value.length-1);
      return;
    }
    var cursorKeys ="8;46;37;38;39;40;33;34;35;36;45;";
    if (cursorKeys.indexOf(event.keyCode+";") == -1) {
      var r1 = field.createTextRange();
      var oldValue = r1.text;
      var newValue = found ? select.options[i][property] : oldValue;
      if (newValue != field.value) {
        field.value = newValue;
        var rNew = field.createTextRange();
        rNew.moveStart('character', oldValue.length) ;
        rNew.select();
      }
    }
  }
}

function Trim(s) {
  while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r')) {
    s = s.substring(1,s.length);
  }
  while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r')) {
    s = s.substring(0,s.length-1);
  }
  return s;
}

function isValid(string,allowed) {
//  var valid = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; // define valid characters
    for (var i=0; i< string.length; i++) {
      if (allowed.indexOf(string.charAt(i)) == -1) return false;
    }
    return true;
}