// Imported code //

function confdel(message){
var answer=confirm("Are you sure you want to "+message+"?")
if (answer)
   return true;
   
return false;
}

function flogout(){
var answer=confirm("Are you sure you want to Log Out?")
if (answer)
   window.location="notlogged.asp"
}

function checkNum(Ctrl, namefield){
    if(Ctrl.value == ""){
       valialert(Ctrl, "Please enter value for "+namefield);
       return false;
       }
             
    var valid = '0123456789.'; // define valid characters
    if (!isValid(Ctrl.value, valid))
       {
       valialert(Ctrl, "No spaces, characters, or negative numbers allowed in "+namefield);
       return false;
       }
    if(Ctrl.value >= 0 && Ctrl.value < 999999999999)
          return true;
    else
       {
       valialert(Ctrl, "Invalid number in "+namefield+".  Value should be between 0 and 999,999,999,999");
       return false;
       }
   return true;
}   

function checkText(Ctrl, namefield){

    if(Ctrl.value == ""){
       valialert(Ctrl, "Please enter "+namefield);
       return false;
       }
    if(!isInValid(Ctrl.value, "'")) 
        {
        valialert(Ctrl, "Cannot use single quotes");
        return false;
        }
    if(!isInValid(Ctrl.value, "#")) 
        {
        valialert(Ctrl, "Cannot use the # sign");
        return false;
        }
        
    
    return true;
}   

function checkLength(Ctrl, namefield){

    if(Ctrl.value.length >= 20){
       valialert(Ctrl, "The size of "+namefield+" is limited to 20 characters");
       return false;
       }
    
    return true;
}   

function checkVarLength(Ctrl, Var, namefield){

    if(Ctrl.value.length >= Var){
       valialert(Ctrl, "The size of "+namefield+" is limited to "+Var+" characters");
       return false;
       }
    
    return true;
}   



function isInValid(string,allowed) {
    for (var i=0; i< string.length; i++) {
        if (allowed.indexOf(string.charAt(i)) == -1) {
            // allowed text //
            }
        else
        {
            //alert("Cannot use the single quote");//
            return false;
        }
    }
    return true;
}

function isValid(string,allowed) {
    for (var i=0; i< string.length; i++) {
        if (allowed.indexOf(string.charAt(i)) == -1) {
            // alert('Invalid Number');//
            return false;
        }
    }
    return true;
}

function valialert(Ctrl, Message){
   alert(Message);
   Ctrl.focus();
   return;
}

function checkdate(Ctrl){
//      window.onerror=null // for all other strange errors
        var err=0;
        var psj=0;
        a=Ctrl;
        if (a.length != 8) err=1 
        b = a.substring(0, 2)// month
        c = a.substring(2, 3)// '/'
        d = a.substring(3, 5)// day
        e = a.substring(5, 6)// '/'
        f = a.substring(6, 8)// year

        //basic error checking
        if (b<1 || b>12) err = 1
        if (c != '/') err = 1
        if (d<1 || d>31) err = 1
        if (e != '/') err = 1
        if (f<0 || f>99) err = 1
        
        //advanced error checking

        // months with 30 days
        if (b==4 || b==6 || b==9 || b==11){
                if (d==31) err=1
        }

        // february, leap year
        if (b==2){
                // feb
                var g=parseInt(f/4)
                if (isNaN(g)) {
                        err=1
                }

                if (d>29) err=1
                if (d==29 && ((f/4)!=parseInt(f/4))) err=1
        }

        if (err==1){
                alert('The date entered '+a+' is invalid!  Please use MM/DD/YY format.');
                return false;

        }
        else{
                return true;
        }

}

// End of imported code //