function isNumber(inputStr) 
{
    for (var i = 0; i < inputStr.length; i++) 
    {
        var oneChar = inputStr.substring(i, i + 1)
        if (oneChar < "0" || oneChar > "9") 
        {
            return false;
        }
    }
    return true
}

function isHtmlInjection(value)
{
    var htmlList = new Array();
    htmlList[0] = "onbluf";
    htmlList[1] = "onchange";
    htmlList[2] = "onclick";
    htmlList[3] = "onmouse";
    htmlList[4] = "onfocus";
    htmlList[5] = "onreset";
    htmlList[6] = "onerror";
    htmlList[7] = "onsubmit";
    htmlList[8] = "onselect";
    htmlList[9] = "onabort";
    htmlList[10] = "onload";
    htmlList[11] = "onunload";
    htmlList[12] = "onevent";
    htmlList[13] = "alert(";
    htmlList[14] = "<script";
    
    for (i=0;i<htmlList.length;i++)
    {
        if (value && value.toLowerCase().indexOf(htmlList[i]) >= 0)
        { 
            return true;
            break;
        }
    }
       
    return false;
}