/*rollover function*/
img = new Array()
img_a = new Array()

img[1] = new Image()
img[1].src = '/img/menulab.gif'
img_a[1] = new Image()
img_a[1].src = '/img/menulaba.gif'

img[2] = new Image()
img[2].src = '/img/menulab.gif'
img_a[2] = new Image()
img_a[2].src = '/img/menulaba.gif'

img[3] = new Image()
img[3].src = '/img/menulab.gif'
img_a[3] = new Image()
img_a[3].src = '/img/menulaba.gif'

img[4] = new Image()
img[4].src = '/img/menulab.gif'
img_a[4] = new Image()
img_a[4].src = '/img/menulaba.gif'

img[5] = new Image()
img[5].src = '/img/menulab.gif'
img_a[5] = new Image()
img_a[5].src = '/img/menulaba.gif'


function OverLink( obj )
 {
	obj.style.color = '#ffffff';
	obj.style.textDecoration='underline'
 }

function OutLink( obj )
 {
	obj.style.color = '#ffffff';
	obj.style.textDecoration='none'
 }
 
 
function OverImage(id) 
 {
	OverLink( document.getElementById('link'+id) )
	
	im = document.getElementById('img'+id)
	im.src = img_a[id].src;
	
	im.style.cursor = "hand"
 }

function OutImage(id) 
 {
	OutLink( document.getElementById('link'+id) )

	im = document.getElementById('img'+id)
	im.src = img[id].src;
 }
 
/* check form fields */

function valid(form) {
		if (form.name) {
			if(form.name.value=="") {
				alert('??? ??????');
				form.name.focus();
				form.name.select();
				return false;
			}
		}
		if (form.email) {
			var field = form.email;
			var str = field.value;
			if (window.RegExp) {
				var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
				var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$";
				var reg1 = new RegExp(reg1str);
				var reg2 = new RegExp(reg2str);
					if (!reg1.test(str) && reg2.test(str)) return true;
					field.focus();
					field.select();
					alert('?????? ? E-mail');
					return false;
			} else {
				if(str.indexOf("@") >= 0) return true;
				field.focus();
				field.select();
				return false;
			}
		}
}

/*new window*/

function newWin(id,name,img_path) {
	title = "Вид-строй";
    IE=navigator.appName=="Netscape" && !document.getElementById?false:true;
	w = 640 + 45;
	h = 480 + 25;
	if (IE) {
		win = window.open('','nwin','width='+w+',height='+h+',resizable=yes,scrollbars=yes,top=100,left=100');
		win.resizeTo(w,h);
	}
	else {
		win=window.open(src,'acwin','width='+w+',height='+h+',resizable=yes');
	}
	win.focus();
	win.document.open();
	win.document.write("<html><head><title>"+title+"</title></head><body leftMargin=6 topMargin=6 marginwidth=6 marginheight=6  bgcolor=#EBEBEB><div align=center><table border=0 cellspacing=3 cellpadding=0 width=100%>");
	if (id) {
		win.document.write("<tr><td align=left><font face=Tahoma size=4>"+id+"</font></td></tr>");}
	win.document.write("<tr><td align=left><font face=Tahoma size=4>"+name+"</font></td></tr>");
	win.document.write("<tr><td><img src="+img_path+"></td></tr>");
	win.document.write("</table></div></body></html>");
	win.document.close();
	return false;
}
