function GetRandom(min, max ) {
        if( min > max ) { return( -1 ) }
        if( min == max ) { return( min ) }
        return( min + parseInt( Math.random() * ( max-min+1 ) ) );

}

function saveSettings(obj,name,value,new_value,min) {
    if (min) {
        var date = new Date();
        date.setTime(date.getTime()+(min*1000));
        var expires = "; expires="+date.toGMTString();
    }
    else var expires = "";
    document.cookie = name+"="+value+expires+"; path=/";
    obj.setAttribute('value', new_value)
    obj.setAttribute('disabled', true)
    
}

function deleteSettings(obj,name,value,new_value) {
    var min = -1;
    if (min) {
        var date = new Date();
        date.setTime(date.getTime()+(min*1000));
        var expires = "; expires="+date.toGMTString();
    }
    else var expires = "";
    document.cookie = name+"="+value+expires+"; path=/";
    obj.setAttribute('value', new_value)
    obj.setAttribute('disabled', true)
    
}


function readSettings(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
}

function eraseSettings(name) {
    createCookie(name,"",-1);
}