function fnSetCorrectIndex(iSelectedValue)
{
	var oSel = document.getElementById('selCourseSearchType');
	if(oSel!=null)
	{
		for(i=0;oSel.options.length;i++)
		{if(oSel.options[i].value == iSelectedValue){oSel.selectedIndex=i;break;	}}
	}	
}

function fnGetSelectedIndex()
{	return (document.getElementById("selCourseSearchType").selectedIndex)-1;	}



function fnChangeSearchType(i)
{
	if(i>0)
	{
	var iSelectedIndexValue = i ;
	fnHideAllSearch();
	fnSetCorrectIndex(i);
	switch (iSelectedIndexValue)
	{
		case "-1":
		{break;	}
		case "1":
		{fnShowSpecificSearch('searchAll',false);	break;}
		case "2":
		{fnShowSpecificSearch('searchCourse',false);break;}
		case "3":
		{fnShowSpecificSearch('searchCdrom',false);break;}
		case "4":
		{fnShowSpecificSearch('searchOnline',false);break;}
	}
	}	
}

function fnHideAllSearch()
{
	fnShowSpecificSearch('searchAll',true)
	fnShowSpecificSearch('searchCourse',true)
	fnShowSpecificSearch('searchCdrom',true)
	fnShowSpecificSearch('searchOnline',true)	
}

function fnShowSpecificSearch(objName,hide)
{
	var obj = document.getElementById(objName);
	if(obj!=null)
	{
		if(hide)
		{
			obj.style.display='none';
		}	
		else
		{
			obj.style.display='';
		}
	}	
	obj = null;
}

function fnDoSearch()
{
	if(fnGetSelectedIndex()!=-1)document.forms[fnGetSelectedIndex()].submit();
	else alert('Please enter a search type before executing your search.');
}

function fnShowCourse(iCourseCode)
{alert(iCourseCode);}