// JavaScript Document
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

var refer=true;
function show(ans, col, cc)
	{
		document.getElementById(ans).style.display='block';
		document.getElementById(col).style.color='#343F4E';
		document.getElementById(cc).src='images/minus_icon.gif';
		refer=false;
	}
function hide(ans, col, cc)
	{
		document.getElementById(ans).style.display='none';
		document.getElementById(col).style.color='#7C8187';
		document.getElementById(cc).src='images/plus_icon.gif';
	}
	

function combo(aa, bb) 
{
if (refer) {
 document.getElementById(aa).style.display='';
 document.getElementById(bb).src='images/minus_icon.gif';
 refer=false;
}
else {
  document.getElementById(aa).style.display='none';
  document.getElementById(bb).src='images/plus_icon.gif';
  refer=true;
}
}