var i = new Array;

	function set_range(sym_i, field_name){
		//get the current index.
		var current = field_name.options[field_name.options.selectedIndex].value;

		//if the current one is out of line hit it and then put it in line.
		if ( current < i[sym_i].from_year ){
			current = i[sym_i].from_year;
		}
		if ( current > i[sym_i].to_year ){
			current = i[sym_i].to_year;
		}
		field_name.options.length = 0;
		var k = 0;
		for(j = i[sym_i].from_year; j <= i[sym_i].to_year; j++){
			field_name.options[k] = new Option(j,j,false,(j == current ? true : false));
			k++;
		}
	}

	function get_range(sym_field, field_to_set, sym_list, desc_id)
	{
		var field = document.getElementById(sym_field);
		var cur_entry = field.value;
		cur_entry = cur_entry.toUpperCase();


		field.value = cur_entry;
		var description = document.getElementById(desc_id);
		var found = 'false';
		var cur_len = cur_entry.length;
		var output = '';
		var list = document.getElementById(sym_list);
		var index = 0;
		var count = 0;
		var COLS = 6;
		var rows = 0;

		if(cur_len > 1)
		{
			getSymMatches(cur_entry);

			output += "<table><tr><th colspan="+COLS+" class='sym_matches'>Top Symbols Matching '"+cur_entry+"'</th></tr>";
			for(index = 0; index < i.length; index++){
				if(i[index].sym.substr(0, cur_len).toUpperCase() == cur_entry.toUpperCase())
				{
					count ++;
					if((count - 1) % COLS == 0){
						output +="<tr>";
						rows++;
					}
					output += "<td class='sym_matches' nowrap><a href='javascript:void(0)' onClick=\"choose_sym('"+sym_field+"', "
						+index+", '"+sym_list+"', '"+desc_id+"')\">";
					output += i[index].sym;
					//output += " - " + i[index].name;
					output += "</a></td>";
					
					if(count % COLS == 0)
						output +="</tr>";
				}
				if(i[index].sym.toUpperCase() == cur_entry.toUpperCase()){
					set_range(index, field_to_set);
					description.innerHTML = i[index].name;
					//alert(index);
					//output = '';
					found = 'true';
					//break;
				}
			}
			if(found == 'false' && cur_entry.length >= 1){
				description.innerHTML = '';
			}
			if(output)
			{
				output += "</table>";
				list.innerHTML = output;
				list.style.marginTop = (30 + (rows * 19)) * -1;
				//alert(count);
				list.style.visibility = 'visible';
			}
			else
			{
				list.innerHTML = '';
				list.style.visibility = 'hidden';
			}
		}
		else
		{
			list.style.visibility = 'hidden';
			description.innerHTML = '';
		}
	}

	function hide_matches(sym_matches)
	{
		var matches = document.getElementById(sym_matches);
		matches.style.visibility = 'hidden';
	}
	
	function choose_sym(sym_input, index, matches, desc_id)
	{
		var sym = document.getElementById(sym_input);
		var desc = document.getElementById(desc_id);
		var list = document.getElementById(matches);
		
		//hide the junk
		desc.innerHTML = i[index].name;
		list.innerHTML = '';
		list.style.visibility = 'hidden';

		//update the field
		sym.value = i[index].sym;
	}
	function showDesc()
	{
		 document.getElementById('comment').className='visible_desc';
		 document.getElementById('intro').className='hidden_desc';
	}
		 
	function hideDesc()
	{
		 document.getElementById('comment').className='hidden_desc';
		 document.getElementById('intro').className='visible_desc';
	}

	function getSymMatches(sym)
	{
		dojo.io.bind({
			url: "/sym_dates.cgi?sym="+sym,
			load: function(type,data,evt){  },
			error: function(type, error){ alert("Error: "+ type + " n " + error); },
			sync: true,
			useCache: true,
			mimetype: "text/javascript"
		});
	}