/**/

function setFocus( elemId ) {
    getElement( elemId ).focus( )
}

function selectAll( elemId ) {
    getElement( elemId ).select( )
}

function hideElement( elemId ) {
    getElement( elemId ).style.visibility = "hidden"
}

function showElement( elemId ) {
    getElement( elemId ).style.visibility = "visible"
}
function displayElement(elemId, displayType){
    getElement( elemId ).style.display = displayType
}
function setEnabled( objId, enabled ) {
	getElement( objId ).disabled = ! enabled;
}

function grabFocus( elemId ) {
    getElement( elemId ).focus( )
}

function addOption( elemId, value, label ) {
	selectObj = getElement( elemId );
	selectObj.options[ selectObj.length ] = new Option( value, label );
}

function clearOptions( elemId ) {
	selectObj = getElement( elemId );
	size = selectObj.length
	for( i = 0; i < size; i++ ) {
		selectObj.options[ 0 ] = null;
	}
}

function clearValue( elemId ) {
	getElement( elemId ).value = null;
}

function setValue( elemId, value ) {
	getElement( elemId ).value = value;
}

function getValue( elemId ) {
	return getElement( elemId ).value;
}

function getValueForName( elemId ) {
	return getElementsByName( elemId ).value;
}

function setChecked( elemId, checked ) {
	getElement( elemId ).checked = checked ? "checked" : "";
}

function isChecked( elemId ) {
	return getElement( elemId ).checked;
}

function booleanToInt( bol ) {
	return bol ? 1 : 0;
}

function getSelectedValueInGroup( elemName ) {
	var elements =document.getElementsByName( elemName );
	for( i = 0; i < elements.length; i++ ) {
		if ( elements[ i ].checked ) {
		return elements[ i ].value;
		}
	}
	return null;
}

function getSelectedValuesInGroup( elemName ) {
    var values = "";
    var elements =document.getElementsByName( elemName );
	for( i = 0; i < elements.length; i++ ) {
		if ( elements[ i ].checked ) {
		    values += elements[ i ].value + ",";
		}
	}
	return values;
}

function getCountOfSelectedValuesInGroup( elemName ) {
    var size = 0;
    var elements =document.getElementsByName( elemName );
	for( i = 0; i < elements.length; i++ ) {
		if ( elements[ i ].checked ) {
		   size++;
		}
	}
	return size;
}

function capitalizeMe( val ) {
	newVal = '';
	val = val.split(' ');
	for(var c=0; c < val.length; c++) {
		newVal += val[c].substring(0,1).toUpperCase() + val[c].substring(1,val[c].length) + ' ';
	}
	return newVal
}

function trim(sInString) {
  sInString = sInString.replace( /^\s+/g, "" );// strip leading
  return sInString.replace( /\s+$/g, "" );// strip trailing
}

function showDialog( url, name, w, h) { 
	props = "toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=yes, copyhistory=no"
	coords = calculateToCenterInScreen( w, h )
	return createWindow( url, name, coords[ 0 ], coords[ 1 ], w, h, props )
}

function createWindow( url, name, x, y, w, h, props) { 
   var _props = "width=" + w + ", height=" + h + ", left=" + x + ", top=" + y
   if ( props != null && props.length > 0 ) {
   		_props += ", " + props
   }
   var _window = window.open(url, name, _props)
   return _window
}

function calculateToCenterInScreen( w, h ) {
	var x = ( screen.width - w ) / 2;
    var y = ( screen.height - h ) / 2;
    return new Array( x, y )
}

function showErr( id, err ) {
	alert( "Error\nID:[" + id + "]\n" + "Message:[" + err + "]" )
}

function findPosX( obj ) {
	var curleft = 0;
    if(obj.offsetParent) {
        while(1) {
          curleft += obj.offsetLeft;
          if(!obj.offsetParent) {
            break;
          }
          obj = obj.offsetParent;
        }
    }
    else if(obj.x) {
        curleft += obj.x;
    }
    return curleft;
}

function findPosY( obj ) {
	var curtop = 0;
    if(obj.offsetParent) {
        while(1) {
          curtop += obj.offsetTop;
          if(!obj.offsetParent) {
            break;
           }
          obj = obj.offsetParent;
        }
    }
    else if(obj.y) {
        curtop += obj.y;
    }
    return curtop;
}

function whichElement( event ) {
	var targ
	if ( !event ) {
		var event = window.event
	}
	if ( event.target ) {
		targ = event.target
	}
	else if ( event.srcElement ) {
		targ = event.srcElement
	}
	// defeat Safari bug
	if ( targ.nodeType == 3 ) {
   		targ = targ.parentNode
   	}
   	return targ
}

function setImageSrc( elemId, source ) {
	try {
		var now = new Date( )
		getElement( elemId ).src = source + '?' + now.getTime();
	}
	catch( err ) {
		alert( "Error\n[setImageSrc]\n[" + err + "]" )
	}
}

function getSelectedValue(  element_id ) {
        var elem = getElement( element_id )
        if ( isElementOfType( type.selectone,  elem ) ) {
		  return elem.options[ elem.selectedIndex ].value
		}
		return null
}

function setSelected( element_id, value ) {
	var list = getElement( element_id )
	var length = list.length
	var option
	for ( i = 0; i < length; i++ ) {
		option = list.options[ i ]
		if ( option.value == value ) {
				option.selected = true;
		}
		else {
			option.selected = false;
		}
	}
}

function countChar( id ) {
    var elem = getElement( id )
    if ( isElementOfType( type.textarea, elem ) || isElementOfType( type.text, elem ) ) {
	   return elem.value.length
	}
	return 0
}

function isElementOfType( type, element ) {
    return element.type == type
}

function createArrayOfFormElementsValues( theForm ) {
	var element
	var length = theForm.elements.length
	var values = new Array( )
	for ( i = 0; i < length; i++ ) {
		element = theForm.elements[i]
		//alert("value=" + element.value + ", name=" + element.name + ", type=" + element.type)
		if ( element.type == type.checkbox ) {
			if ( element.checked ) {
				value = 1
			}
			else {
				value = 0
			}
		}
		else {
			value = element.value
		}
		
		if ( i > 0 ) { 
			values[ i ] = "&" + element.name + "=" + escape( value )
		}
		else {
			values[ i ] = element.name + "=" + escape( value )
		}
	}
	return values
}

function createQueryStringOfFormElementsValues( theForm ) {
    var values = createArrayOfFormElementsValues( theForm )
    var qstring = ""
	for( i = 0; i < values.length; i++ ) {
		if ( values[ i ] ) {
			qstring += values[ i ]
		}
	}
	return qstring
}

function getElement( id ) {
    return document.getElementById( id )
}

function getInnerHtml(element_id){
    return getElement( element_id ).innerHTML;
}

function writeInnerHtml( element_id, html ) {
	getElement( element_id ).innerHTML = html 
}

function appendToInnerHtml( element_id, html ) {
	innerHtml = getElement( element_id ).innerHTML
	getElement( element_id ).innerHTML = innerHtml + html 
}

function ElementType( ) {
    this.selectone = "select-one"
    this.selectmultiple = "select-multiple"
    this.textarea = "textarea"
    this.text = "text"
    this.checkbox = "checkbox"
    this.radiobutton = "radiobutton"
}

var type = new ElementType( );

/*
	This is used to animate a loading message. This is used primarly for http calls (ajax). Ideally
	I would like to put this functionallity into an object but to this point when ever I try I run out
	of memory when that object is called.
	*/
var load_timer_id = 0;
var load_msg
var load_msg_elem_id
var load_step = -1
var load_tag_props
var load_tag_props_default ='text-align:left;margin-top:25px;font-weight:bold;font-size:14px'

function UpdateLoadMessage() {
   if(load_timer_id) {
      clearTimeout(load_timer_id);
      clockID  = 0;
   }

	load_step += 1
	
	if ( load_step > 6 ) {
		load_step = 0
	}
	
	lbl = ""
	for( i = 0; i < load_step; i++ ) {
		lbl += "."
	}
	
   writeInnerHtml( load_msg_elem_id, "<div " + load_tag_props + ">" + load_msg + lbl + "</div>" )
   
   load_timer_id = setTimeout("UpdateLoadMessage()", 250);
}

function ShowLoadMessage( element_id, message, addtionalload_tag_props ) {
	 if ( load_msg_elem_id ) {
   		writeInnerHtml( load_msg_elem_id, "" )
   }
	load_msg_elem_id = element_id
	load_msg = message
   	load_step = -1
   	if ( addtionalload_tag_props != null ) {
   		load_tag_props = addtionalload_tag_props
   	} else {
   		load_tag_props = load_tag_props_default
   	}
   	writeInnerHtml( load_msg_elem_id, "<div " + load_tag_props + ">" + load_msg + "</div>" )
   	load_timer_id  = setTimeout("UpdateLoadMessage()", 250);
}

function StopLoadMessage() {
   if(load_timer_id) {
      clearTimeout(load_timer_id);
      load_timer_id  = 0;
   }
   tStart = null;
   load_msg_elem_id = null;
}