var arr = new Array();
var arr_len = new Array();
var chart_timer;

function set_chart()
{
	chart_timer = setInterval("chart_move()", 10);
}

function chart_move()
{
	var step = 5;
	var flag = 0;
	for (i = 0; i < arr.length; i++)
	{
		if (arr_len[i] < arr[i])
		{
			flag = 1;
			if (arr[i] - arr_len[i] >= step)
			{
				arr_len[i] += step;
			}
			else
			{
				arr_len[i] = arr[i];
			}
			document.getElementById('chart_row_'+i).style.width = arr_len[i]+"%";
		}
	}
	if (flag == 0)
	{
		clearInterval(chart_timer);
	}
}