// JavaScript Document
function Trim(TRIM_VALUE)
{
	if(TRIM_VALUE.length < 1)
	{
		return"";
	}
	TRIM_VALUE = RTrim(TRIM_VALUE);
	TRIM_VALUE = LTrim(TRIM_VALUE);
	if(TRIM_VALUE=="")
	{
		return "";
	}
	else
	{
		return TRIM_VALUE;
	}
} //End Function

function RTrim(VALUE)
{
	var w_space = String.fromCharCode(32);
	var v_length = VALUE.length;
	var strTemp = "";
	if(v_length < 0)
	{
		return"";
	}
	var iTemp = v_length -1;
	while(iTemp > -1)
	{
		if(VALUE.charAt(iTemp) == w_space)
		{
		}
		else		{
			strTemp = VALUE.substring(0,iTemp +1);
			break;
		}
		iTemp = iTemp-1;
	}
	return strTemp;
}

function LTrim(VALUE)
{
	var w_space = String.fromCharCode(32);
	if(v_length < 1)
	{
		return"";
	}
	var v_length = VALUE.length;
	var strTemp = "";
	var iTemp = 0;
	while(iTemp < v_length)
	{
		if(VALUE.charAt(iTemp) == w_space)
		{
		}
		else
		{
			strTemp = VALUE.substring(iTemp,v_length);
			break;
		}
		iTemp = iTemp + 1;
	}
	return strTemp;
}

/**
 * DHTML date validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */
// Declaring valid date character, minimum year and maximum year
var dtCh= "/";
var minYear=1754;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}
	return true
}

/**
 * DHTML email validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

 		 return true					
	}

/*
 * UBB edit control function
 * parameters: tag  val  
 * return[tag]text[/tag]
 */
function ubbaction(objContent,tag, val)
{
	 var tag = tag.toUpperCase();
	 if(typeof(val) == "undefined")
	 {
	  val = "";
	 }
	 if(val)
	 {
	  val = "=" + val;
	 }
 
	 var r = document.selection.createRange().text;
	 if(tag == "URL")
	 {
		val = prompt("please enter your link address:", "http://");
		if(val !=  "http://" && val != "" && val != null)
		{
			val = "=" + val;
		}
		else
		{
			return;
		}
	 }
	 if(tag == "MAIL")
	 {
		val = prompt("Please enter your email address:", "");
		if(val != "" && val != null)
		{
			val = "=" + val;
		}
		else
		{
			return;
		}
	 }
	 rr = "[" + tag + val + "]" + r + "[/" + tag +"]";
	 if(r)
	 {
		document.selection.createRange().text = rr;
	 }
	 else
	 {
		//var objContent;
		//objContent = document.getElementById("articlecontent");
		insertAtCaret(objContent,rr);
		//objContent.value += rr;
		//document.all.content.value += rr;
	 }
}

function getCaret(ZysrID) 
{
	var txb = document.getElementById(ZysrID);
	var pos = 0;
	txb.focus();
	var s = txb.scrollTop;
	var r = document.selection.createRange();
	var t = txb.createTextRange();
	t.collapse(true);
	t.select();
	var j = document.selection.createRange();
	r.setEndPoint("StartToStart",j);
	var str = r.text;
	var re = new RegExp("[\\n]","g");	
	str = str.replace(re,"");
	pos = str.length;
	r.collapse(false);
	r.select();
	txb.scrollTop = s;
}

function setCaret(id,pos)
{
	var textbox = document.all(id);
	var r = textbox.createTextRange(); 
	r.collapse(true); 
	r.moveStart('character',pos); 
	r.select();
}



function storeCaret (textEl) 
{ 
	if (textEl.createTextRange) 
	{
		textEl.caretPos = document.selection.createRange().duplicate(); 
	}
} 

function insertAtCaret (textEl, text) 
{ 
	if (textEl.createTextRange && textEl.caretPos) 
	{ 
		var caretPos = textEl.caretPos; 
		caretPos.text =caretPos.text.charAt(caretPos.text.length - 1) == ' ' ?text + ' ' : text; 
	} 
	else 
	{
		textEl.value = text; 
	}
} 


function checkforblanks() 
{ 
	var bRet;
	var sErros;
	bRet = true;
	sErrors = "";
	for (var i = 0; i < arguments.length; i += 2) 
	{ 
		if (!arguments[i].value) 
		{
			sErrors = sErrors + "- Please enter : " + arguments[i+1] + ".\n";
			if(bRet)
			{
				arguments[i].focus();
				bRet = false;
			}
		} 
	} 
	if(bRet == false)
	{
		alert(sErrors);
	}
	else
	{
		return true; 
	}
}

function PopUpUrl(pURL,pName)
{
	if(!pURL)
	{
		pURL = 'about:blank';
	}
	if(!pName)
	{
		pName = 'Popup';
	}
	var l_Window = window.open(pURL,pName);
	if (l_Window.opener == null)
	{
		l_Window.opener = self;
	}
	l_Window.focus();
	return l_Window;
}