function checkAll(value)
{
	// Get object count in this form.
	var objCount = document.forms[0].elements.length;
	
	// Check object type.
	for ( i=0; i<objCount; i++ )
	{
		if ( document.forms[0].elements[i].type == 'checkbox' )
		{
			document.forms[0].elements[i].checked = value;
		}
	}
}
function checkMyList(prefix,value)
{
	// Get object count in this form.
	var objCount = document.forms[0].elements.length;
	
	var elementName = null;
	
	// Check object type.
	for ( i=0; i<objCount; i++ )
	{
		if ( document.forms[0].elements[i].type == 'checkbox' )
		{
		    elementName = document.forms[0].elements[i].name;
			if (elementName.length>=prefix.length 
				&& prefix==elementName.substr(0,prefix.length))
			{
				document.forms[0].elements[i].checked = value;
			}
		}
	}
}