var currentmenu;
var savemenuitemstyle;
var MSIEMac;

// Mac-oriented fixes
ua = navigator.userAgent;
MSIEMac = ua.match(/.*MSIE.*Mac.*/); 

function whackmenu(id) { // destroys the submenu
	currentmenu=0;
	setTimeout("reallywhackmenu("+id+");", 1000);				
}
function reallywhackmenu(id) { // really destroy it
	if (currentmenu!=id) {
		document.getElementById('submenu'+id).style.visibility='hidden';
		document.getElementById('menu-item-'+id).className = savemenuitemstyle;
	}
}
function popmenu(id) { //  pops the submenu
	if (MSIEMac) {
		document.getElementById('submenu'+id).style.width = '176px';
		atx = document.getElementById('menu-item-'+id).offsetLeft 
			+ document.getElementById('menu-item-'+id).scrollWidth
			//+ ((document.body.scrollWidth-770)/2) // centering adj
			+ 220 // left column width
			- 13 // right padding in menu items
			- document.getElementById('submenu'+id).scrollWidth;
	} else {
		atx = document.getElementById('menu-item-'+id).offsetLeft 
			+ document.getElementById('menu-item-'+id).scrollWidth
			+ ((document.body.scrollWidth-770)/2) // centering adj
			+ 220 // left column width
			- 5 // right padding in menu items
			- document.getElementById('submenu'+id).scrollWidth;
	}
	document.getElementById('submenu'+id).style.left = atx+'px';
	document.getElementById('submenu'+id).style.visibility='visible';
	if (document.getElementById('menu-item-'+id).className!='menu-item-pulldown') {
		savemenuitemstyle = document.getElementById('menu-item-'+id).className;
		document.getElementById('menu-item-'+id).className = 'menu-item-pulldown';
	}
	currentmenu=id;
}
function hideemptyrows() { // hides the rows that have no data
	for (i=9;i>1;i=i-1) {
		//alert(i);
		if ( document.getElementById('partname'+(i-1)).value || 
			 document.getElementById('partqty'+(i-1)).value ||
			 document.getElementById('partname'+(i)).value
			) {
			document.getElementById('quoteitemsrow'+i).style.display='inline';
		} else {
			document.getElementById('quoteitemsrow'+i).style.display='none';
		}
	}
}

function getCookieVal (offset) {  
	var endstr = document.cookie.indexOf (";", offset);  
	if (endstr == -1)    
	endstr = document.cookie.length;  
	return unescape(document.cookie.substring(offset, endstr));
}

function getCookie (name) {  
	var arg = name + "=";  
	var alen = arg.length;  
	var clen = document.cookie.length;  
	var i = 0;  
	while (i < clen) {    
		var j = i + alen;    
		if (document.cookie.substring(i, j) == arg)      
		return getCookieVal (j);    
		i = document.cookie.indexOf(" ", i) + 1;    
		if (i == 0) break;   
	}  
	return null;
}

function setCookie (name, value) {  
	var argv = setCookie.arguments;  
	var argc = setCookie.arguments.length;  
	var expires = (argc > 2) ? argv[2] : null;  
	var path = (argc > 3) ? argv[3] : null;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	document.cookie = name + "=" + escape (value) + 
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
	((path == null) ? "" : ("; path=" + path)) +  
	((domain == null) ? "" : ("; domain=" + domain)) +    
	((secure == true) ? "; secure" : "");
}

function deleteCookie (name) {  
	var exp = new Date();  
	exp.setTime (exp.getTime() - 1);  
	var cval = getCookie (name);  
	document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}