function validate(tt)
		{ 			 
			if(tt.name.value =="")
			{
				alert("Please enter your name!");
				tt.name.focus();
				return false;
			}
			if(tt.email.value =="")
			{
				alert("Please enter your email address!");
				tt.email.focus();
				return false;
			}
			if(!isValidEmail(tt.email.value))
			{
				tt.email.focus();
				return false;
			}			
			if(tt.company.value =="")
			{
				alert("Please enter your company or organisation!");
				tt.company.focus();
				return false;
			}
			if(tt.location.value =="")
			{
				alert("Please enter your location, country!");
				tt.location.focus();
				return false;
			}
			if(tt.project.value =="")
			{
				alert("Please enter the name of your project!");
				tt.project.focus();
				return false;
			}
			if(tt.budget.value =="")
			{
				alert("Please enter the estimated budget for your project, if you have one!");
				tt.budget.focus();
				return false;
			}
			if(tt.description.value =="")
			{
				alert("Please enter text, describing your project in detail!");
				tt.description.focus();
				return false;
			}
		}