//Purpose : Validating for numeric entry in a text box 
//Author  : Vivek Rathore
//Date    : October,17 2007
//Syntax  : onBlur = "return validateNum(fname,integerChk,positiveChk,zeroChk, len, flag,fnameLabel);"
//integerChk  : true if checking for integer
//positiveChk : true if checking for positive number
//zeroChk : true if checking for Zero
//len : Checking minimum length required
//flag : true if u want to check for minimum
//fnameLabel : Label for Alert   

function validateNum(fname,integerChk,positiveChk,zeroChk, len, flag,fnameLabel) 
{
     if (fname.value != "") {
			var eleArr = ""
			eleArr= fname.value  

			var nullFound=true
			for(var s=0;s<eleArr.length;s++) {
				if(eleArr.charAt(s)==" ") {
					nullFound = false    		  		    		  			
				}
			}
			if(isNaN(fname.value) || nullFound==false || (fname.value).charAt(0)=="+")
			{
				fname.value="";
				alert("Please enter numerical values for "+fnameLabel);
				fname.trigger('focus');
				return false;
			}

			if(integerChk == true)
			{
				if((fname.value).indexOf(".")!=-1)
				{
					fname.value="";
					alert("Please enter values without decimals for "+fnameLabel);				
					fname.trigger('focus');
					return false;
				}
			}	
			
			if(zeroChk == true)
			{
				if(fname.value <= 0)
				{
						fname.value = "";
						alert("Value must be greater than zero");					
						fname.trigger('focus');
						return false;
				}
			}
				
			if(positiveChk == true)
			{
				if((fname.value).indexOf("-")!=-1)
				{
					fname.value="";
					alert("Please enter positive values for "+fnameLabel);					
					fname.trigger('focus');
					return false;	
				}
			}
			if(flag == true)
			{
				if(checkLength(fname,len)==true){
					
					return true;
				}else{
									
					return false;
				}
			}
       }	
        
	return true;
}


//Purpose : Checking for the length of a field - Internally used by validateNum()
//Author  : Vivek Rathore
//Date    : October,17 2007 
// Validation for checking char / number length...

function checkLength(field,f_size)
{
  cancelclick=0;
  backclick=0;
 
  if((field.value.length < f_size || field.value.length > f_size) && cancelclick==0 && backclick==0) 
  {
    field.value = "";
    alert("Invalid length, minimum length should be "+f_size);
    field.trigger('focus');
    return false;
     
  }
  cancelclick=0;
  backclick=0;
  
  return true;
}    
   











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) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); 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 MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function newWindow(url) {
    var win = window.open(url, 'subwindow', 'width=350,height=450,scrollbars=yes')
    win.trigger('focus');
}


function isNumOnly(checkStr) {
    var checkOK = "0123456789";
    var isNum = true;
    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) {
            isNum = false;
            break;
        }
    }
    return isNum;
}

// isEmail 
// 
// Email address must be of form a@b.c - in other words:
// * there must be at least one character before the @
// * there must be at least one character before and after the .
// * the characters @ and . are both required
//
function isEmail(s)
{   
    // there must be >= 1 character before @, so we
    // start looking at character position 1 
    // (i.e. second character)
    var i = 1;
    var sLength = s.length;

    // look for @
    while ((i < sLength) && (s.charAt(i) != "@"))
    { 
        i++
    }

    if ((i >= sLength) || (s.charAt(i) != "@")) 
       return false;
    else i += 2;

    // look for .
    while ((i < sLength) && (s.charAt(i) != "."))
    { 
        i++
    }

    // there must be at least one character after the .
    if ((i >= sLength - 1) || (s.charAt(i) != ".")) 
        return false;
    else 
        return true;
}

function isFutureDate(m, d, y) {
    var now = getCurrentDate();
    if (m.length == 1) {
        m = '0'+m;
    }
    if (d.length == 1) {
        d = '0'+d;
    }
    if (y+m+d < now) {
        return false;
    }
    else {
        return true;
    }
}

function isFutureYear(y) {
    var thisYear = getCurrentYear();
    if (y < thisYear) {
        return false;
    }
    else {
        return true;
    }
}

function getCurrentDate() { //returns YYYYMMDD format
    var dt = new Date();
    var y = dt.getYear();
    if (y < 1900) y += 1900;
    var m = '0'+(dt.getMonth()+1);//zero-based
    m = m.substr(m.length - 2);
    var d = '0'+dt.getDate();
    d = d.substr(d.length - 2);
    return (y+m+d);
}

function getCurrentYear() {
    var dt = new Date();
    var y = dt.getYear();
    if (y < 1900) y+= 1900;
    return y;
}

// isDate (STRING year, STRING month, STRING day)
//
// isDate returns true if string arguments year, month, and day 
// form a valid date.
// 
function isDate (year, month, day)
{   
    var daysInMonth = new Array(12);
    daysInMonth[1] = 31;
    daysInMonth[2] = 29;   // must programmatically check this
    daysInMonth[3] = 31;
    daysInMonth[4] = 30;
    daysInMonth[5] = 31;
    daysInMonth[6] = 30;
    daysInMonth[7] = 31;
    daysInMonth[8] = 31;
    daysInMonth[9] = 30;
    daysInMonth[10] = 31;
    daysInMonth[11] = 30;
    daysInMonth[12] = 31;

    // Explicitly change type to integer to make code work in both
    // JavaScript 1.1 and JavaScript 1.2.
    var intYear = parseInt(year,10);
    var intMonth = parseInt(month,10);
    var intDay = parseInt(day,10);

    // catch invalid days, except for February
    if (intDay > daysInMonth[intMonth]) return false; 

    if ((intMonth == 2) && (intDay > daysInFebruary(intYear))) return false;

    return true;
}

// daysInFebruary (INTEGER year)
// 
// Given integer argument year,
// returns number of days in February of that year.

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 startBeforeEnd(sm, sd, sy, em, ed, ey) {
    if (sy+sm+sd > ey+em+ed) {
        return false;
    }
    else {
        return true;
    }
}

function selectItem(comp, value) 
{
    if (value != '') 
    {
        for (var i=0; i<comp.length; i++) 
        {
            if (comp.options[i].value == value) 
            {
                comp.options[i].selected = true;
                break;
            }
        }
    }
}

// Check whether string s is empty.
function isEmpty(s)
{   
    return ((s == null) || (s.length == 0))
}

// Returns true if string s is empty or 
// whitespace characters only.
function isWhitespace (s)
{   
    // whitespace characters
    var whitespace = " \t\n\r";

    var i;

    // Is s empty?
    if (isEmpty(s)) 
        return true;

    // Search through string's characters one by one
    // until we find a non-whitespace character.
    // When we do, return false; if we don't, return true.

    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);

        if (whitespace.indexOf(c) == -1) 
            return false;
    }

    // All characters are whitespace.
    return true;
}

function trim(strVal) {

    if (strVal == null || strVal == "")
        return "";

    // Trim whitespace from left end of string
    var i = 0;
    var c = null;

    do {
        c = strVal.charAt (i++);
    } while (c == " " && i < strVal.length);

    if (c == " " && i == strVal.length)
        return "";

    strVal = strVal.substr (i - 1);
    
    // Trim whitespace from right end of string
    i = strVal.length - 1;
    c = null;
    do {
        c = strVal.charAt (i--);
    } while (c == " " && i > -1);
    
    strVal = strVal.substring (0, i + 2);
    
    return strVal;
}

function isValidDate(str) { //expect MM/DD/YYYY
    var dt = new Date(Date.parse(str));
    if (isNaN(dt)) return false;
    var y = dt.getYear();
    if (y < 1900) y += 1900;
    var m = '0'+(dt.getMonth()+1);//zero-based
    m = m.substr(m.length - 2);
    var d = '0'+dt.getDate();
    d = d.substr(d.length - 2);
    return (m+"/"+d+"/"+y == str);
}

function isValidText(val) {
    if (val.length > 0) {
        if (isAlpha(val.charCodeAt(0))) { //first char must be alphanum
            return true;
        }
    }
    return false;
}

function isAlpha(c) {
    return ((c>64 && c<91) || (c>96 && c<123));
}

function isAlphaNumeric(c) {
    return ((c>47 && c<58) || (c>64 && c<91) || (c>96 && c<123));
}

//Character Validation
function validateInputText(fieldElement)
{
var myMatch = /[^a-zA-Z-' ]/

if (fieldElement.value.search(myMatch)>-1){ //if match failed
	
	alert("We apologize for the inconvenience, but we cannot create your account using the name information provided. Please limit your entry to the following characters: ‘a’ through ‘z’, ‘A’ through ‘Z’, - (dash), ‘ ‘ (space), and ' (apostrophe).");
	
	return false;

}else{return true}
	
}

function validateInputAsciiText(fieldElement)
{
var myMatch = /[^\041-\176]/;

if (fieldElement.value.search(myMatch)>-1){ //if match failed
	fieldElement.value = '';
	alert("Passwords are limited to ASCII letters, ASCII digits, and printable ASCII special characters.");
	
	return false;

}else{return true}
	
}

function displayHelp(eid, msg) {
	
	var element = document.getElementById(eid);
	x = element.offsetLeft;
	y = element.offsetTop
	w = element.width;
	document.getElementById('ehelp').style.left=x+w+5;
	document.getElementById('ehelp').style.top=y;
	document.getElementById('ehelp').style.display="block";
	document.getElementById('ehelp').innerHTML= msg;
	document.getElementById('ehelp').style.display="block";
	document.getElementById('ehelp').style.width="350px";
	document.getElementById('ehelp').style.background="#e3f1ff";
	document.getElementById('ehelp').style.border="1px solid #0167cc";

}

function hideHelp() {
	document.getElementById('ehelp').style.display="none";
}

function ticketSubmit(userName,userEmail,userFirstName,userLastName,url){
var x = 0, y = 0; 
if (document.all) { 
x = window.screenTop; 
y = window.screenLeft; 
} 
else if (document.layers) { 
x = window.screenX; 
y = window.screenY; 
} 
var availHeight = screen.availHeight; 
var availWidth = screen.availWidth; 
var name = "RightNowSubmitWindow";
var features = 'resizable=yes,location=1,toolbars=1,scrollbars=1,menubar=1,top=0,left=0,width='+ availWidth +',height='+availHeight+',screenX='+x+',screenY='+y;
window.open(url,name, features);
}


function viewTicket(userName,userEmail,userFirstName,userLastName,url){
var x = 0, y = 0; 
if (document.all) { 
x = window.screenTop; 
y = window.screenLeft; 
} 
else if (document.layers) { 
x = window.screenX; 
y = window.screenY; 
} 
var availHeight = screen.availHeight; 
var availWidth = screen.availWidth; 
var name = "RightNowViewWindow";
var features = 'resizable=yes,location=1,toolbars=1,scrollbars=1,menubar=1,top=0,left=0,width='+ availWidth +',height='+availHeight+',screenX='+x+',screenY='+y;
window.open(url,name, features);
}