function open_span(area) {

	for(i=1; i<17; i++) {

		obj = eval("sec_body_" + i);		

		if(i==area) {

			obj.style.display = "";

		} else {

			obj.style.display = "none";

		}

	}

}




function getURLParameters() 

{

	var sURL = window.document.URL.toString();

	

	if (sURL.indexOf("?") > 0)

	{

		var arrParams = sURL.split("?");

			

		var arrURLParams = arrParams[1].split("&");

		

		var arrParamNames = new Array(arrURLParams.length);

		var arrParamValues = new Array(arrURLParams.length);

		

		var i = 0;

		for (i=0;i<arrURLParams.length;i++)

		{

			var sParam =  arrURLParams[i].split("=");

			arrParamNames[i] = sParam[0];

			if (sParam[1] != "")

				arrParamValues[i] = unescape(sParam[1]);

			else

				arrParamValues[i] = "No Value";

		}

		

		for (i=0;i<arrURLParams.length;i++)

		{

			//Search for os from index.html

			if(arrParamNames[i]=="os") 

			{

				var os = 0;

				if((os = arrParamValues[i])>0) 

				{

					open_span(os);

				}

			}

		}

	} else {

		//Default span

		open_span(1);

	}

	

}

//Check Parameters on load

getURLParameters();