function roundvalue(val) { 
	if(val==0) 
		return("0.00"); 
	var inputval = ("" + val); 
	if(inputval.indexOf(".") == -1) 
		inputval += ".00"; 
	var decpart = inputval.substring(0, inputval.indexOf(".")); 
	var fracpart = parseInt(inputval.substring(inputval.indexOf(".")+1, inputval.indexOf(".")+3)); 

	fracpart ="" + Math.round(val*100); 
	newfracpart = fracpart.substring(fracpart.length-2, fracpart.length); 

	return("" + decpart + "." + newfracpart);
}

function getcookie1(name) {
	var prefix = name+"=";
	var start = document.cookie.indexOf(prefix);
	if (start == -1)
		return start;
	var end = document.cookie.indexOf(";", start+prefix.length);
	if (end == -1) 
		end = document.cookie.length;
	var value = document.cookie.substring(start+prefix.length, end); 
	return unescape(value);
} 

function isNumber(data) {
	var numStr="0123456789";
	var thisChar;
	var counter=0;
	for(var i=0; i<data.length; i++) {
		thisChar=data.substring(i,i+1);
		if(numStr.indexOf(thisChar) != -1)
			counter ++;
	}
	if (counter == data.length)
		return(true);
	else
		return(false);
}

function returnExpiry(days) {
	var todayDate = new Date();
	todayDate.setDate(todayDate.getDate() + days);
	return(todayDate.toGMTString());
}