Add background color to requirements on the backlog taskboard

IterationBoard

<!-- \Program Files\Microsoft Team Foundation Server 12.0\Application Tier\Web Services\_areas\Agile\Views\Backlogs\IterationBoard.aspx -->
<!-- add at the end of <asp:Content ContentPlaceHolderID="RightHubContent" runat="server"> -->
	<script defer="defer" type="application/javascript">
		function popraviOzadje()
		{
			try
			{
				var taskboardData = JSON.parse(document.getElementById('taskboard').children[0].innerHTML);
				var parentIds = taskboardData.parentIds;
				var stateCol = 0;
				for (stateCol in taskboardData.payload.columns)
				{
					if (taskboardData.payload.columns[stateCol] == 'System.State')
					{
						break;
					}
				}
				for(var pid in parentIds)
				{
					var parentId = parentIds[pid];
					try
					{
						var rowState = taskboardData.payload.data[parentId][stateCol];
						
						var rowDetail = document.getElementById('taskboard-row-' + (parseInt(pid)+1));
						var rowSummary = document.getElementById('taskboard-summary-row-' + (parseInt(pid)+1));
						rowDetail.classList.add('row-state-' + rowState);
						rowSummary.classList.add('row-state-' + rowState);
						rowDetail.childNodes[1].title+=" State: " + rowState;
						rowSummary.childNodes[1].title+=" State: " + rowState;
					}
					catch(err)
					{
						window.___napaka2 = err;
					}
				}
			}
			catch(err)
			{
				// jutst ignore
				window.___napaka = err;
			}
		}
		setTimeout(popraviOzadje, 2000);
	</script>
	<style>
		.row-state-Proposed .taskboard-parent {
			background-color: rgba(255, 160, 122, 0.10);
		}
		.row-state-Active .taskboard-parent {
			background-color: rgba(152, 251, 152, 0.10);
		}
		.row-state-Resolved .taskboard-parent {
			background-color: rgba(0, 0, 255, 0.10);
		}
		.row-state-Closed .taskboard-parent {
			background-color: rgba(238, 238, 238, 0.10);
		}
	</style>
	<!-- sorry for bad color selection -->