function changeIt(objName)
{
	//The image object accessed through its id we mentioned in the DIV block which is going to be visible currently
	var obj = document.getElementById(objName);
	
	//An array that hold the IDs of images that we mentioned in their DIV blocks
	var objId = new Array();
	
	//Storing the image IDs into the array starts here
	for(i=0;i<9;i++)
	{
		var j = i + 1;
		objId[i] = "image"+j;
	}
	//Storing the image IDs into the array ends here
	
	//A counter variable going to use for iteration
	var i;
	
	//A variable that can hold all the other object references other than the object which is going to be visible
	var tempObj;
	
	//The following loop does the display of a single image based on its ID. The image whose ID we passed into this function will be the
	//only image that is displayed rest of the images will be hidden based on their IDs and that part has been handled by the else part
	//of the if statement within this loop.
	for(i=0;i<objId.length;i++)
	{
		if(objName == objId[i])
		{
			obj.style.display = "block";
		}
		else
		{
			tempObj = document.getElementById(objId[i]);
			tempObj.style.display = "none";	
		}
	}
	return;	
}