//to capture shift keys in navigator 4.x

if (window.Event) //if Navigator 4.X

{

	document.captureEvents(Event.KEYPRESS)

}

			

//Firefox does this with CSS in the table

//No text selection

//With IE4+ the following works:

if (document.all)

{

  //document.onselectstart = function () { return false; };

}

function table_sort(form_id, table_id, sort_index, sort_ascending){

	document.forms[form_id].elements[table_id+"[sort_index]"].value=sort_index;

	document.forms[form_id].elements[table_id+"[sort_ascending]"].value=sort_ascending;

	document.forms[form_id].submit();

}

function table_change_page(form_id, table_id, start, offset){

	document.forms[form_id].elements[table_id+"[offset]"].value=offset;

	document.forms[form_id].elements[table_id+"[start]"].value=start;

	document.forms[form_id].submit();

}	



function table_confirm_delete(form_id, table_id, strNoItemSelected, strSelectedItem, strSelectedItems, strDeletePrefix, strDeleteSuffix)

{

	var count = 0;



	for (var i=0;i<document.forms[form_id].elements.length;i++)

	{

		if(document.forms[form_id].elements[i].name == table_id+"[selected][]" 

				&& document.forms[form_id].elements[i].checked == true)

		{

			count++;

		}

	}

	switch (count)

	{

		case 0:

			alert(strNoItemSelected);

		break;



		case 1:

			if (confirm(strDeletePrefix+' '+strSelectedItem+' '+strDeleteSuffix))

			{

				document.forms[form_id].elements[table_id+"[task]"].value="delete";

				document.forms[form_id].submit();

			}

		break;



		default:

			if (confirm(strDeletePrefix+' '+count+' '+strSelectedItems+' '+strDeleteSuffix))

			{

				document.forms[form_id].elements[table_id+"[task]"].value="delete";

				document.forms[form_id].submit();

			}

		break;

	}

}



function table_count_selected(form_id, table_id)

{

	var count = 0;



	for (var i=0;i<document.forms[form_id].elements.length;i++)

	{

		if(document.forms[form_id].elements[i].name == table_id+"[selected][]" 

				&& document.forms[form_id].elements[i].checked == true)

		{

			count++;

		}

	}

	return count;

}



function table_confirm_unlink(form_id, table_id, strNoItemSelected, strSelectedItem, strSelectedItems, strUnlinkPrefix, strUnlinkSuffix)

{

	var count = 0;



	for (var i=0;i<document.forms[form_id].elements.length;i++)

	{

		if(document.forms[form_id].elements[i].name == table_id+"[selected][]" 

				&& document.forms[form_id].elements[i].checked == true)

		{

			count++;

		}

	}

	switch (count)

	{

		case 0:

			alert(strNoItemSelected);

		break;



		case 1:

			if (confirm(strUnlinkPrefix+' '+strSelectedItem+' '+strUnlinkSuffix))

			{

				document.forms[form_id].elements[table_id+"[task]"].value="unlink";

				document.forms[form_id].submit();

			}

		break;



		default:

			if (confirm(strUnlinkPrefix+' '+count+' '+strSelectedItems+' '+strUnlinkSuffix))

			{

				document.forms[form_id].elements[table_id+"[task]"].value="unlink";

				document.forms[form_id].submit();

			}

		break;

	}

}



var oldclasses = new Array();





function table_update_class(checkbox, row_id)

{

	var table_row = get_object(row_id);

	if (checkbox.checked)

	{

		oldclasses[row_id] = table_row.className;

		table_row.className = "SelectedRow";

	}else

	{

		table_row.className = oldclasses[row_id];

	}

}



function table_clear_old_class(row_id)

{

	oldclasses[row_id]="";

}



function table_select_all(form_id, table_id, check)

{

	for (var i=0;i<document.forms[form_id].elements.length;i++)

	{

		if(document.forms[form_id].elements[i].name == table_id+"[selected][]" && document.forms[form_id].elements[i].checked!=check)

		{

			document.forms[form_id].elements[i].checked = check;

			document.forms[form_id].elements[i].onclick();

		}

	}

}



function table_clear_selection(form_id, table_id)

{

	for (var i=0;i<document.forms[form_id].elements.length;i++)

	{

		if(document.forms[form_id].elements[i].id.substring(0,5) == "dtcb_" && document.forms[form_id].elements[i].checked)

		{		

			document.forms[form_id].elements[i].checked = false;

			document.forms[form_id].elements[i].onclick();

		}

	}

}



var last_selected = "";





function table_select(evt, form_id, table_id, row_id, multiselect, select_without_ctrl)

{		

	evt=evt||false;

	

	if(select_without_ctrl)

	{

		var ctrlPressed = true;

	}else

	{

		if (navigator.userAgent.toLowerCase().indexOf('mac')>=0) {

			var ctrlPressed = (evt && evt.altKey);

		} else {

			var ctrlPressed = (evt && evt.ctrlKey);

		}

	}

	var shiftPressed = (evt && evt.shiftKey);

	

	if((!ctrlPressed && !shiftPressed) || !multiselect)

	{

		table_clear_selection(form_id, table_id);

	}

	

	var start_selection = false;	



	if(shiftPressed && last_selected != "" && multiselect)

	{

		//undo last selection

		if(last_selected != start_point)

		{

			for (var i=0;i<document.forms[form_id].elements.length;i++)

			{

				if(document.forms[form_id].elements[i].type == "checkbox" && 

						document.forms[form_id].elements[i].name== table_id+"[selected][]")

				{

					

					if(start_selection)

					{			

						if(document.forms[form_id].elements[i].id != start_point)

						{

							document.forms[form_id].elements[i].checked = !document.forms[form_id].elements[i].checked;

							document.forms[form_id].elements[i].onclick();

						}

						

						if(document.forms[form_id].elements[i].id == last_selected || 

								document.forms[form_id].elements[i].id ==start_point)

						{

							start_selection = false;

							break;					

						}

					}else

					{

						if(document.forms[form_id].elements[i].id == last_selected || 

								document.forms[form_id].elements[i].id ==start_point)

						{

							start_selection = true;

							if(document.forms[form_id].elements[i].id != start_point)

							{

								document.forms[form_id].elements[i].checked = !document.forms[form_id].elements[i].checked;

								document.forms[form_id].elements[i].onclick();

							}

						}

					}	

				}

			}

		}

		for (var i=0;i<document.forms[form_id].elements.length;i++)

		{

			if(document.forms[form_id].elements[i].type == "checkbox" &&	

				document.forms[form_id].elements[i].name== table_id+"[selected][]")

			{

				if(start_selection)

				{			

					if(document.forms[form_id].elements[i].id != start_point)

					{

						document.forms[form_id].elements[i].checked = !document.forms[form_id].elements[i].checked;

						document.forms[form_id].elements[i].onclick();

					}

					

					if(document.forms[form_id].elements[i].id == "dtcb_"+row_id || document.forms[form_id].elements[i].id == start_point)

					{

						start_selection = false;

						break;					

					}

				}else

				{

					if(document.forms[form_id].elements[i].id == "dtcb_"+row_id || document.forms[form_id].elements[i].id == start_point)

					{

						start_selection = true;

						if(document.forms[form_id].elements[i].id != start_point)

						{

							document.forms[form_id].elements[i].checked = !document.forms[form_id].elements[i].checked;

							document.forms[form_id].elements[i].onclick();

						}

					}

				}				

			}

		}

	}else

	{

		var checkbox = get_object("dtcb_"+row_id);

		checkbox.checked=!checkbox.checked;

		checkbox.onclick();

		start_point = "dtcb_"+row_id;

	}	

	last_selected = "dtcb_"+row_id;

}

function table_select_single(form_id, table_id, row_id)

{

	table_clear_selection(form_id, table_id);

	

	var checkbox = get_object("dtcb_"+row_id);

	if(checkbox)

	{

		checkbox.checked=!checkbox.checked;

		checkbox.onclick();

		start_point = "dtcb_"+row_id;						

		last_selected = "dtcb_"+row_id;

	}

}





var old_glow_classes= new Array();

function table_glow_row(row)

{

	old_glow_classes[row.id] =row.className;

  row.className = 'SelectedRow';

}



function table_unglow_row(row)

{

  row.className = old_glow_classes[row.id];

}