// JavaScript Document

if (ideaMax>1){
	for (Index=1;Index<=ideaMax;Index++){
	   my_item="pur_"+Index;
	   //alert(my_item);
	   Event.observe($(my_item), 'click', scrl_pur, false);
	}
}

var myInterval = setInterval("pur_scrl()",60);
var LastPur=0;



function pur_scrl(){
  sp=0.2;
  $('pur_part').scrollTop-=($('pur_part').scrollTop-LastPur)*sp;
}
						
						
						
						
function scrl_pur(e){
   caller_id=Event.element(e).id;
   	   for (Index=1;Index<=ideaMax;Index++){
		  my_item="pur_bg_"+Index;
		  $(my_item).style.backgroundImage ="url(../images/page_num/purple/dark2.png)";
		  my_item="pur_"+Index;
		  $(my_item).style.cursor="pointer";
		  $(my_item).style.color="#FFFFFF";
		}

	 
	 my_bg=caller_id.split ("_");
	 my_bg="pur_bg_"+my_bg[1];
	 $(my_bg).style.backgroundImage ="url(../images/page_num/purple/light2.png)";
	 
	 $(caller_id).style.cursor="text";
	 $(caller_id).style.color="#000000"
   
   //alert ($('news').scrollTop);
  offset=caller_id.split ("_");
  LastPur=(offset[1]-1)*212;
}