var maxprogress    = 7;     // total to reach
var actualprogress = 0;     // current value
var itv = 0;                // id to setinterval

function prog()
{
	if(actualprogress >= maxprogress)   
	{    
		clearInterval(itv);   	    
		return;  
	}
	var progressnum = document.getElementById("progressnum"); 
	var indicator = document.getElementById("indicator");  
	
	actualprogress += 1;
	indicator.style.width = actualprogress;  
	progressnum.innerHTML = actualprogress;

	//alert(indicator.style.width);
	
	if(actualprogress == maxprogress) 
		clearInterval(itv);   
}