function NoBackKeyDown(){
	if ((event.keyCode == 8) && (event.srcElement.type != "text" && event.srcElement.type != "textarea" && event.srcElement.type != "password") || (event.keyCode==116)|| (event.ctrlKey && event.keyCode==82)){ 
		event.keyCode=0;
		event.returnvalue=false;
	}
	if ((event.keyCode == 8) && (event.srcElement.type == "text" || event.srcElement.type == "textarea" || event.srcElement.type == "password")){
	    if (event.srcElement.getAttribute("contenteditable") != null && event.srcElement.getAttribute("contenteditable").toUpperCase() == "FALSE")
	    event.keyCode=0;
		event.returnvalue=false;
	}
}

function outputMoney(number) {
    number = number.replace(/\,/g, "");
    if (isNaN(number) || number == "") return "";
    number = Math.round(number * 10000) / 10000;
    if (number < 0)
        return '-' + outputDollars(Math.floor(Math.abs(number) - 0) + '') + outputCents(Math.abs(number) - 0);
    else
        return outputDollars(Math.floor(number - 0) + '') + outputCents(number - 0);
}
function outputDollars(number) {
    if (number.length <= 3)
        return (number == '' ? '0' : number);
    else {
        var mod = number.length % 3;
        var output = (mod == 0 ? '' : (number.substring(0, mod)));
        for (i = 0; i < Math.floor(number.length / 3); i++) {
            if ((mod == 0) && (i == 0))
                output += number.substring(mod + 3 * i, mod + 3 * i + 3);
            else
                output += ',' + number.substring(mod + 3 * i, mod + 3 * i + 3);
        }
        return (output);
    }
}
function outputCents(amount) {
    amount = Math.round(((amount) - Math.floor(amount)) * 10000);
    if (amount < 10){
        return  '.000' + amount ;
    }else  if (amount < 100){
        return  '.00' + amount ;
    }else  if (amount < 1000){
        return  '.0' + amount ;
    }else{
        return  '.' + amount ;
    }
}