function add_validation()
{
	if(document.forms['submit_link'].elements['title'].value=="")
	{
		alert("Please, enter title..");
		document.submit_link.title.focus();
		return false;
	}

	if(document.forms['submit_link'].elements['url'].value=="")
	{
		alert("Please, enter url..");
		document.submit_link.url.focus();
		return false;
	}

	if(document.forms['submit_link'].elements['name'].value=="")
	{
		alert("Please enter your name");
		document.submit_link.name.focus();
		return false;
	}

	if(document.forms['submit_link'].elements['email'].value=="")
	{
		alert("Please, enter email..");
		document.submit_link.email.focus();
		return false;
	}

	if(document.forms['submit_link'].elements['email'].value!="")
	{
		var str=document.submit_link.email.value;
		var er=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
		if(!er.test(str))
		{
			alert ("Please enter your valid email");
			document.submit_link.email.select();
			return false;
		}
	}
	return true;
}

function sponsor_validation()
{
	if(document.forms['dosig_form'].elements['title'].value=="")
	{
		alert("Please enter title..");
		document.dosig_form.title.focus();
		return false;
	}

	if(document.forms['dosig_form'].elements['url'].value=="")
	{
		alert("Please enter url..");
		document.dosig_form.url.focus();
		return false;
	}

	if(document.forms['dosig_form'].elements['short_desc'].value=="")
	{
		alert("Please enter short description");
		document.dosig_form.short_desc.focus();
		return false;
	}

	if(document.forms['dosig_form'].elements['desc'].value=="")
	{
		alert("Please enter description");
		document.dosig_form.desc.focus();
		return false;
	}
	
	if(document.forms['dosig_form'].elements['email'].value=="")
	{
		alert("Please enter email..");
		document.dosig_form.email.focus();
		return false;
	}

	if(document.forms['dosig_form'].elements['email'].value!="")
	{
		var str=document.dosig_form.email.value;
		var er=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
		if(!er.test(str))
		{
			alert ("Please enter your valid email");
			document.dosig_form.email.select();
			return false;
		}
	}
	return true;
}

function edit_validation()
{
	if(document.forms['edit_link'].elements['title'].value=="")
	{
		alert("Please, enter title..");
		document.edit_link.title.focus();
		return false;
	}

	if(document.forms['edit_link'].elements['url'].value=="")
	{
		alert("Please, enter url..");
		document.edit_link.url.focus();
		return false;
	}

	if(document.forms['edit_link'].elements['name'].value=="")
	{
		alert("Please enter your name");
		document.edit_link.name.focus();
		return false;
	}

	if(document.forms['edit_link'].elements['email'].value=="")
	{
		alert("Please, enter email..");
		document.edit_link.email.focus();
		return false;
	}

	if(document.forms['edit_link'].elements['email'].value!="")
	{
		var str=document.edit_link.email.value;
		var er=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
		if(!er.test(str))
		{
			alert ("Please enter your valid email");
			document.edit_link.email.select();
			return false;
		}
	}
	return true;
}
//		for Articles
function art_validation()
{
		//for richtext
		//updateRTE('article_desc');
		//updateRTE('article_summary');
		//updateRTE('article_resource');

	if(document.forms['submit_art'].elements['article_name'].value=="")
	{
		alert("Please, enter title..");
		document.submit_art.article_name.focus();
		return false;
	}

	/*if(document.forms['submit_art'].elements['article_summary'].value=="")
	{
		alert("Please, enter article summary..");
		document.submit_art.article_summary.focus();
		return false;
	}

	if(document.forms['submit_art'].elements['article_resource'].value=="")
	{
		alert("Please, enter article resource..");
		document.submit_art.article_resource.focus();
		return false;
	}*/

	/*if(document.forms['submit_art'].elements['article_keyword'].value=="")
	{
		alert("Please, enter article keyword..");
		document.submit_art.article_keyword.focus();
		return false;
	}*/

	if(document.forms['submit_art'].elements['name'].value=="")
	{
		alert("Please enter your name");
		document.submit_art.name.focus();
		return false;
	}

	if(document.forms['submit_art'].elements['email'].value=="")
	{
		alert("Please, enter email..");
		document.submit_art.email.focus();
		return false;
	}

	if(document.forms['submit_art'].elements['email'].value!="")
	{
		var str=document.submit_art.email.value;
		var er=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
		if(!er.test(str))
		{
			alert ("Please enter your valid email");
			document.submit_art.email.select();
			return false;
		}
	}
	return true;
}

function edit_art_validation()
{
		//for richtext
	/*	updateRTE('article_desc');
		updateRTE('article_summary');
		updateRTE('article_resource');*/

	if(document.forms['edit_art'].elements['article_name'].value=="")
	{
		alert("Please, enter title..");
		document.edit_art.article_name.focus();
		return false;
	}

	/*
	if(document.forms['edit_art'].elements['article_summary'].value=="")
	{
		alert("Please, enter article summary..");
		document.edit_art.article_summary.focus();
		return false;
	}

	if(document.forms['edit_art'].elements['article_resource'].value=="")
	{
		alert("Please, enter article resource..");
		document.edit_art.article_resource.focus();
		return false;
	}*/

	if(document.forms['edit_art'].elements['article_keyword'].value=="")
	{
		alert("Please, enter article keyword..");
		document.edit_art.article_keyword.focus();
		return false;
	}

	if(document.forms['edit_art'].elements['name'].value=="")
	{
		alert("Please enter your name");
		document.edit_art.name.focus();
		return false;
	}

	if(document.forms['edit_art'].elements['email'].value=="")
	{
		alert("Please, enter email..");
		document.edit_art.email.focus();
		return false;
	}

	if(document.forms['edit_art'].elements['email'].value!="")
	{
		var str=document.edit_art.email.value;
		var er=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
		if(!er.test(str))
		{
			alert ("Please enter your valid email");
			document.edit_art.email.select();
			return false;
		}
	}
	return true;
}

	/** Check if Field contains something **/
	function ContainsSomething(Field)
	 {
	 if ((Field.type == "select") || (Field.type == "hidden") || (Field.type == "text") || (Field.type == "textarea") || (Field.type == "password" || Field.type == 'file'))
	    {
	    if (Field.value == "")
	       {
	       return false;
	       }
	    }
	 else
	    {
	    if (returnSelection(Field) == null)
	       {
	       return false;
	       }
	    }

	 return true;
	 }