function send_msg() {
	var errors = new Array();
	var error_msg = "\u53d1\u73b0\u4ee5\u4e0b\u9519\u8bef\uff1a\n----------------------------------------\n";
	if ($('name').value == '' || $('name').value == ' ') { errors.push('\u8bf7\u586b\u5199\u60a8\u7684\u59d3\u540d\uff01'); }
	if ($('email').value == '' || $('email').value == ' ') { errors.push('\u8bf7\u8f93\u5165\u60a8\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\uff01'); }
	if ($('message').value == '' || $('message').value == ' ') { errors.push('\u8bf7\u7ed9\u6211\u53d1\u9001\u4fe1\u606f\uff01'); }
	
	if (errors.length > 0) {
		for (var i=0;i<errors.length;i++) {
			error_msg += (i+1) + ". " + errors[i] + "\n";
		}
		error_msg += "----------------------------------------\n\u8bf7\u66f4\u6b63\u540e\u91cd\u65b0\u63d0\u4ea4\u3002";
		alert(error_msg);
	} else {
		var ajax_script = 'http://www.dalyvisions.com/ajax/send_msg.php';
		var params = 'email=' + encodeURIComponent($('email').value) + '&name=' + encodeURIComponent($('name').value) + '&message=' + encodeURIComponent($('message').value) + '&doit=y';
		var opts = {method:'post',parameters:params,
			onSuccess: function(resp) {
				alert(resp.responseText);
				$('contact_form').innerHTML = '<p class="msg">\u611f\u8c22\u60a8\u67e5\u8be2dalyVisions\uff01</p>';
			},
			onFailure: function() { alert('\u51fa\u73b0\u9519\u8bef......'); }
	  	};
	  	new Ajax.Request(ajax_script,opts);
	}
}


var curr_picts = null;
function showPicts(picts) {
	if (curr_picts != null) {
		new Effect.BlindUp(curr_picts);
	}
	new Effect.BlindDown(picts);
	curr_picts = picts;
}
function hidePicts(picts) {
	new Effect.BlindUp(picts);
	curr_picts = null;
}

function focusField (id,str) {
	var val = $(id).value;
	if (val == str) {
		$(id).value = '';
	}
}
function blurField (id,str) {
	var val = $(id).value;
	if (val == '') {
		$(id).value = str;
	}
}


function searchEndeca(js) {
	var errors = [];
	var error_srting = '';
	var form_el = $('endecaSearchForm');
	var search_phrase = $('site_search_phrase').value;
	if (search_phrase == '' || search_phrase == '-搜索-') { errors.push('\u672a\u8f93\u5165\u641c\u7d22\u8bcd\u3002'); }
	
	// send OR display errors
	if (errors.length > 0) {
		error_srting = '\u53d1\u73b0\u4ee5\u4e0b\u9519\u8bef\uff1a' + "\n\n";
		for (var i=0;i<errors.length;i++) {
			error_srting += (i+1) + '. ' + errors[i] + "\n";
		}
		error_srting += "\n" + '\u8bf7\u66f4\u6b63\u8fd9\u4e9b\u9519\u8bef\uff0c\u91cd\u65b0\u63d0\u4ea4\u8868\u683c\u3002';
		alert(error_srting);
		if (!js) { return false; }
	} else {
		if (!js) { return true; } else { form_el.submit(); }
	}
	
}

function cartaddwin(catno,seriesdes,guid) {
  var prw=window.showModalDialog('http://www.littelfusebusinesscenter.com/LFWeb/DesktopModules/OrderEntry/AddToCart.aspx?guid='+guid+'&material='+catno+'&description='+encodeURIComponent(seriesdes)+'&quantity=1','CartWin','dialogHeight:155px;dialogWidth:234px;status=no;help=no');
}

function siteSearch(on_submit) {
	var errors = [];
	var error_srting = '';
	var form_el = $('siteSearch_form');
	var search_phrase = $('siteSearch_phrase').value;
	if (search_phrase == '' || search_phrase == '-搜索-') { errors.push('\u672a\u8f93\u5165\u641c\u7d22\u8bcd\u3002'); }
	
	// send OR display errors
	if (errors.length > 0) {
		error_srting = '\u53d1\u73b0\u4ee5\u4e0b\u9519\u8bef\uff1a' + "\n\n";
		for (var i=0;i<errors.length;i++) {
			error_srting += (i+1) + '. ' + errors[i] + "\n";
		}
		error_srting += "\n" + '\u8bf7\u66f4\u6b63\u8fd9\u4e9b\u9519\u8bef\uff0c\u91cd\u65b0\u63d0\u4ea4\u8868\u683c\u3002';
		alert(error_srting);
		if (on_submit) { return false; }
	} else {
		if (on_submit) { return true; } else { form_el.submit(); }
	}
	
}


function joinEmail(on_submit) {
	var errors = [];
	var error_srting = '';
	var form_el = $('joinEmail_form');
	if ($('join_email').value == '') { errors.push('\u8bf7\u8f93\u5165\u60a8\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u3002'); }
	// send OR display errors
	if (errors.length > 0) {
		error_srting = '\u53d1\u73b0\u4ee5\u4e0b\u9519\u8bef\uff1a' + "\n\n";
		for (var i=0;i<errors.length;i++) {
			error_srting += (i+1) + '. ' + errors[i] + "\n";
		}
		error_srting += "\n" + '\u8bf7\u66f4\u6b63\u8fd9\u4e9b\u9519\u8bef\uff0c\u91cd\u65b0\u63d0\u4ea4\u8868\u683c\u3002';
		alert(error_srting);
		if (on_submit) { return false; }
	} else {
		if (on_submit) { return true; } else { form_el.submit(); }
	}
}




function featured(id,state,url) {
	switch (state) {
	case 'over' :
		$(id).addClassName('featuredItem_hover');
		break;
	case 'out' :
		$(id).removeClassName('featuredItem_hover');
		break;
	case 'click' :
		window.location = url;
		break;
	}
}


function showMore(id) {
	$(id).addClassName('showMore');
	$(id).down('div.showMoreLink').update('<a href="javascript:showLess(\'' + id + '\');">\u663e\u793a\u90e8\u5206</a>');
}
function showLess(id) {
	$(id).removeClassName('showMore');
	$(id).down('div.showMoreLink').update('<a href="javascript:showMore(\'' + id + '\');">\u663e\u793a\u66f4\u591a</a>');
}

function paramhelp(num) {
	document.getElementById('ParamLong' + num).style.display='block';
}
function paramclose(num) {
	document.getElementById('ParamLong' + num).style.display='none';
}