function Presentation_back(target,value) {

	document.body.style.cursor="wait";

	var newLink = '';
	var args = document.location.href.split('&');

	for (var i=0;i<args.length;i++)
	{
		var pair = args[i].split('=');
		name = unescape(pair[0]);

		if (name != 'presentation'){
			if (i > 0)
				newLink += '&';
			newLink += pair[0] + '=' + pair[1];
		}
	}
	document.location= newLink + "&presentation=" + value;
}

function Presentation_navigate(target,value) {

	document.body.style.cursor="wait";

	var newLink = '';
	var args = document.location.href.split('&');

	for (var i=0;i<args.length;i++)
	{
		var pair = args[i].split('=');
		name = unescape(pair[0]);

		if (name != 'id'){
			if (i > 0)
				newLink += '&';
			newLink += pair[0] + '=' + pair[1];
		}
	}
	document.location= newLink + "&id=" + value;
}

function Presentation_showcarrello(target,id)
{
	var newLink = '';
	var args = document.location.href.split('&');

	for (var i=0;i<args.length;i++)
	{
		var pair = args[i].split('=');
		name = unescape(pair[0]);

		if ((name != 'list') && (name != 'qu')){
			if (i > 0)
				newLink += '&';
			newLink += pair[0] + '=' + pair[1];
		}
	}
	document.location= newLink + "&id=" + id + "&carrello=1";
}


function Presentation_InitiateDrag (producer,producttype,idmc)
{   
	valore="@OXY|" + producttype + "|" + producer.toUpperCase() + "|" + idmc
	event.dataTransfer.setData("Text", valore);
}