WEB JavaScript

function setCookie(name, value, seconds) {

	var userAgent = window.navigator.userAgent.toLowerCase();

	if (typeof(seconds) != 'undefined') {
		var date = new Date();
		date.setTime(date.getTime() + (seconds*1000));
		var expires = "; expires=" + date.toGMTString();
	}
	else {
		var expires = "";
	}

	if (userAgent.indexOf("firefox") > -1) {
		value = escape(value);
	}

	document.cookie = name+"="+value+expires+"; path=/";
}

function writeForm2Cookie( objForm ) {

	var col = objForm.getElementsByTagName("*");

	var checkcnt = 0;
	for( var i = 0; i < col.length; i++ ) {
		if ( col[i].name ) {
			if ( (col[i].tagName).toUpperCase() == "INPUT" ) {
				if ( (col[i].type).toUpperCase() == "CHECKBOX" || (col[i].type).toUpperCase() == "RADIO" ) {
					checkcnt++;
					if ( col[i].checked ) {
						setCookie( col[i].name+"."+(checkcnt-1), col[i].value );
					}
				}
				else {
					checkcnt = 0;
					setCookie( col[i].name, col[i].value );
				}
			}
			else {
				checkcnt = 0;
				setCookie( col[i].name, col[i].value );
			}
		}
	}

}

<script type="text/javascript">

if (window.attachEvent){
	document.attachEvent('oncontextmenu', function(){ return false; });
}
else {
	document.addEventListener('contextmenu', function( event ){ event.preventDefault();}, false);
}

</script>