Date.prototype.Add = function(strInterval, intIncrement)
    {
        if(
        strInterval != "M"
        && strInterval != "D"
        && strInterval != "Y"
        && strInterval != "h"
        && strInterval != "m"
        && strInterval != "uM"
        && strInterval != "uD"
        && strInterval != "uY"
        && strInterval != "uh"
        && strInterval != "um"
        && strInterval != "us"
        )
        {
            throw("DateAdd: Second parameter must be M, D, Y, h, m, uM, uD, uY, uh, um or us");
        }
 
        if(typeof(intIncrement) != "number")
        {
            throw("DateAdd: Third parameter must be a number");
        }
 
        switch(strInterval)
        {
            case "M":
            this.setMonth(parseInt(this.getMonth()) + parseInt(intIncrement));
            break;
 
            case "D":
            this.setDate(parseInt(this.getDate()) + parseInt(intIncrement));
            break;
 
            case "Y":
            this.setYear(parseInt(this.getYear()) + parseInt(intIncrement));
            break;
 
            case "h":
            this.setHours(parseInt(this.getHours()) + parseInt(intIncrement));
            break;
 
            case "m":
            this.setMinutes(parseInt(this.getMinutes()) + parseInt(intIncrement));
            break;
 
            case "s":
            this.setSeconds(parseInt(this.getSeconds()) + parseInt(intIncrement));
            break;
 
            case "uM":
            this.setUTCMonth(parseInt(this.getUTCMonth()) + parseInt(intIncrement));
            break;
 
            case "uD":
            this.setUTCDate(parseInt(this.getUTCDate()) + parseInt(intIncrement));
            break;
 
            case "uY":
            this.setUTCFullYear(parseInt(this.getUTCFullYear()) + parseInt(intIncrement));
            break;
 
            case "uh":
            this.setUTCHours(parseInt(this.getUTCHours()) + parseInt(intIncrement));
            break;
 
            case "um":
            this.setUTCMinutes(parseInt(this.getUTCMinutes()) + parseInt(intIncrement));
            break;
 
            case "us":
            this.setUTCSeconds(parseInt(this.getUTCSeconds()) + parseInt(intIncrement));
            break;
        }
        return this;
    }

function OSISSetCursor(strStyle)
{
    try
    {
        for (var intCounter = 0; intCounter < document.all.length; intCounter++)
        {
            var objControl = document.all[intCounter]

            if (strStyle.toLowerCase() == 'default' && (objControl.tagName.toLowerCase() == 'a' || objControl.tagName.toLowerCase() == 'input'))
            {
                objControl.style.cursor = 'hand'
            }
            else
            {
                objControl.style.cursor = strStyle
            }
        }
    }
    catch (err) { }
}


function OSISDisableEnableControls(blnEnable)
{

    try
    {
        for (var intCounter = 0; intCounter < document.all.length; intCounter++)
        {
            var objControl = document.all[intCounter]

            objControl.disabled = !blnEnable
        }
    }
    catch (err) { }
    
}