//change the language variable in url
		function change_lang(uri,clang,lang,abs_path){
            var adress=new Array();
            var i=0;
            var url='';
            $k=0;
            adress=uri.split('/');  
            
            for(i=2;i<adress.length;i++){
                if(adress[i]==lang){
                    adress[i]=clang;
                    $k=1;
                }
                if (i==adress.length-1){
                    url=url+adress[i];
                }
                else{
                    url=url+adress[i]+'/';
                }      
            }
            if($k==0){
                document.location=abs_path+'index/index/lg/'+clang;
            } 
            else{
                document.location=abs_path+url;        
            }       
        }
        
        //make possible to enter other option on commnand form
        function list_option(){
			if(document.send_mail.how.value == '1'){
				document.getElementById('other_opt').style.visibility = "visible";
				document.getElementById('other_opt').focus();
			}else{
				document.getElementById('other_opt').style.visibility = "hidden";
			}			
		}
		
		//check the command form
		function check_form(){
			if(document.send_mail.nume.value == ""){
				alert('Va rugam sa va introduceti numele');
			}else if(document.send_mail.adresa.value == ""){
				alert('Va rugam sa va introduceti adresa');
			}else if(document.send_mail.telefon.value == ""){
				alert('Va rugam sa va introduceti numarul de telefon');
			}else if(document.send_mail.email.value == ""){
				alert('Va rugam sa va introduceti adresa de email');
			}else if(!checkEmailAddress(document.send_mail.email)){
				alert('Adresa de email este invalida');
			}else if(document.send_mail.how.value == "0"){
				alert('Va rugam sa ne spuneti cum ati aflat de InStyle Design');
			}else if(document.send_mail.how.value == "1" && document.send_mail.other_opt.value == ""){
				alert('Va rugam sa ne precizati sursa');
			}else if(document.send_mail.produs.value == "0"){
				alert('Va rugam sa selectati o categorie de produse');
			}else{
				document.send_mail.submit();
			}
		}
		
		//check email adress
		function checkEmailAddress(field) {

			var good = false;
			var goodEmail = field.value.match(/\b(^(\S+@).+((\.com)|(\.net)|(\.edu)|(\.mil)|(\.gov)|(\.org)|(\..{2,2}))$)\b/gi);

			if (goodEmail){
				good = true
			} 
			return good;
		}
		
		//change center image
		function change_colaj(ids,path,image){			
			document.getElementById('td_colaj').innerHTML = "<div id='div_colaj' style='background-image:url("+path+"public/images/loading.gif);background-repeat:no-repeat;background-position:top center;')>&nbsp;</div>";			
			document.getElementById('div_colaj').innerHTML ="<img id="+ids+" src="+path+"/public/images/produse/"+image+" onload=show_img() alt='' />";			
			document.getElementById('colaj').style.visibility='hidden';			
		}
		
		function show_img(){
			document.getElementById('colaj').style.visibility='visible';			
		}
						
		//preload, onmouseover and onmouseout functions
		function MM_preloadImages() {
			var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
			var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
			if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
		}

		function MM_swapImgRestore() {
			var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
		}

		function MM_findObj(n, d) {
			var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
				d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
				if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
				for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
				if(!x && d.getElementById) x=d.getElementById(n); return x;
		}

		function MM_swapImage() {
			var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
			if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
		}