/************************************************
*Created by jitendra kumar
*url: http://astir.co.in/
*blog: http://blog.astir.co.in/
*Purpose: to show next slide
*/

//Configuration files
var viewid=1;
var max_frame=1;
var min_frame=1;
var forwardNum=1;
var xx=0;
var table_id="tbl_midle";
var forwardTabelId="forwardTabelId";
var maxx;
maxx=0;
// JavaScript Document
 function pressShow(id,maxframe)
 {
 // max_frame = maxframe - 1; //Total Number of frame to view. 
  window.max_frame = maxframe-1;
  document.getElementById(id).style.display='block';
 }


//************************************************
function astir_next()
{
	  
	if((viewid!=0)&&(viewid <=max_frame))
	{
	var hideId=table_id+viewid;
		document.getElementById(hideId).style.display='none';
		viewid=viewid + 1;
		
	var displayId=table_id + viewid;
	
	document.getElementById(displayId).style.display='block';
	}
	else
	{
 	 // alert('reach maximum'+viewid);
	  //alert('This is the last image');
	}

}

function astir_previous()
{
	if(viewid >=2)
	{
	var hideId=table_id+viewid;
		document.getElementById(hideId).style.display='none';
		viewid=viewid - 1;
		
	var displayId=table_id + viewid;
	
	document.getElementById(displayId).style.display='block';
	}
	else
	{
 	//alert('reach minimum'+viewid);
	 //  alert('This is the first image');
	}
}

function astir_forward()
{
	
	if(xx==1)
	{
		document.getElementById("forwardTabelId4").style.display='none';
		xx=0;
	}
	if(forwardNum!=0)
	{
	var hideId=forwardTabelId+forwardNum;
		document.getElementById(hideId).style.display='none';
	}	
		forwardNum=forwardNum + 1;
	var displayId=forwardTabelId + forwardNum;
	document.getElementById(displayId).style.display='block';
	//alert(forwardNum);
	 if(forwardNum==4)
	 {
	 forwardNum=0;
	 xx=1;
	 }
}